SF Cable Blog - Get Expert Tips & Advice on Cables & AccessoriesIn our blog, we educate customers on the various types of cables, components and accesscories for computer, laptops and mobiles. Find More Blog
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SF Cable Blog - Get Expert Tips & Advice on Cables & AccessoriesIn our blog, we educate customers on the various types of cables, components and accesscories for computer, laptops and mobiles. Find More Blog
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There are varieties of cables connected to your computer for different purposes like connecting your CPU to the monitor, keyboard, mouse, main switch, etc. Today we are going to talk about a cable connecting the different input equipment like a keyboard, mouse, joystick, etc., to the computer for output results. That cable is known as DB9 cables.
In the world using USB and PS/2 interfaces, DB9 cables are still used in various devices. In its initial years, it used to be popular and probably the only cable promoting input devices to connect to the computer. Playing games using wired keyboards, mouse and joysticks is an unforgettable moment of many people's childhood. And if you have been one of those, then I am sure you might be knowing a bit about DB9 cables. Today, let us dig a bit deeper into it and its types What Is DB9 Cable? Let us start with its appearance. It consists of a 9-pin connector. Its name came from its trapezoidal shape that looks like the alphabet letter 'D’. You can use DB9 cables for connecting computer accessories. It can work with the EIA/TIA 232 serial interface standard cables. If you already know about these cables, you must be aware that these cables are replaced by RJ network cables. But as said earlier, there are several devices that use DB9 cables extensively. Now let us know about its popular types and uses
Now that you know the basics about DB9 cables, it is important to note some points you should remember while buying them. This list will help you to choose the ideal DB9 cable type for your device. Things to Remember While Buying DB9 Cables
There are different types of cables and connectors available in DB9 series like DB9 null modem cable and DB9 connectors. You can use them for different purposes, for instance, DB9 null modem cable can be useful for connecting two DTE devices together without the need of using a DCE device. I hope you this article helped you to know more about DB9 cables. Here, we discussed what DB cable is, its types, and usage. We also discussed points that you should consider for making a better DB9 cable purchase. Source: www.onfeetnation.com/profiles/blogs/what-you-need-to-know-about-db9-cables
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In this era of the fast internet, your old ethernet cable might not be sufficient to match the current speed of the internet. With advancements in technology, you can find a cable that is speedy and less noisy for your internet connection. Well, it can be a little difficult to choose from a wide range of cables available in the market.
If your basic requirement for network application is in Gigabits then you can install Cat6 ethernet cables. Cat6 ethernet cables are popular in the market these days. Let's understand Cat6 cables in detail. What is Cat6 Cable? Category 6, shortly called Cat6 is an ethernet cable standard defined by Telecommunications Industry Association (TIA) and Electronic Industries Association (EIA). Cat6 cable consists of four twisted pairs of copper wires surrounded by insulation material. These wires are tightly twisted together for reducing crosstalk. The termination or end of these cable is either by RJ45, patch, or keystone jack. The maximum speed of Cat6 network cable is 10Gbps with a bandwidth of 250 Hz. The maximum length of Cat6 cable is 100 meters. Different Types of Cat6 Cables Cat6 cables can be divided into different types based on specifications. In terms of shielding types, there are shielded and unshielded twisted pair Cat6 cables. In terms of copper conductors used, there are solid and stranded Cat6 cables available. Let us have a look at them. Shielded and Unshielded In shielded twisted pair cable (STP), individual wire pairs are wrapped in a foil. These pairs are again wrapped in foil or mesh shield to provide double protection. This shielding will prevent electromagnetic interface (EMI). It also prevents other technical issues that can comprise the integrity of the signal. These cables are ideal for high speed networks like data centers. Thus shielded Cat6 cables are suitable for running cables outdoors or inside the walls or places with high interference. In an unshielded twisted pair cable (UTP), each pair of wires is twisted together. These wires are then wrapped in a tube without any other protection. Here the wires are twisted to reduce noise and cross talks. These cables are less expensive than shielded cables. You can use unshielded Cat6 cables between your computer and wall. Solid vs Stranded A solid cable has one copper wire for each electrical conductor. Solid cables are not flexible but are more durable. So, they are used for permanent installations, outdoors, and inside walls. A stranded cable has a series of copper wires twisted together. They are more flexible. They can be used at a desk or anywhere where you need to move cable often. The length of solid cables should be kept less than 6 meters. It is mainly used for connecting network interface cards (NICs) and outlets or between concentrators and hubs, panels, etc. Where to Use It Cat6 ethernet cables can be used for enterprise networks, labs, home network installations, etc. It has the potential to enable higher speed and more data transfer and less cross talk. Cat6 is slightly expensive compared to cat5e. But Cat6 is more reliable as it is compatible with 60W and 90W Power over Ethernet technologies (PoE) in the market. Compatibility You can easily upgrade from Cat5e to Cat6 cables as they both use the same port. The difference between cat5e and Cat6 cables lies in capabilities, material used, price, etc. With Cat6 cables, you will have reduced cross talk, speedy data transfer, and connection compared to cat5e. Cat6e is compatible with Cat6 as they both share the same end i.e RJ-45 jack. Conclusion Now that you have a brief idea of Cat6 cables, all you need to consider while purchasing the cable is the quality. Always go for 100% copper cables. An inferior cable can cause network downtime. So always purchase ethernet cables from authentic suppliers that provide guarantee on your cable quality. We hope this article is helpful for you while finding Cat6 cable. Source: https://sites.google.com/view/sfcable/all-you-need-to-know-about-cat6-ethernet-cables?authuser=3 Ethernet cables are not glamorous. But they exist and bring the internet to our devices. So, the cables must be paid attention to. Cat5e ethernet cable has been a favorite for a while now, whether for home or the office. It’s reliable and gets the job done.
When setting up wiring for home or office, it is always better to future-proof the setup, thus eliminating the need to break walls every so often. Let’s talk about a long term setup for your home: If you want to set up a futuristic house, you need to upgrade your cabling and ensure that it is done in a way that it remains upgradable over the coming years. This is when a patch panel system comes into play. Now any normal in-house cabling would mean you would have a bunch of things plugged into your wall all over the place. And if you need to upgrade, you’d have to go through your walls. With a patch panel set up, you can finish your in-wall wiring once and keep the outside wiring neat and tidy. UTP Cat5e patch cables can be used to run gigabit data through the house, while shielded Cat5e cables with an RJ45 connector can be used from the wall socket to the device. Since this ensures a stable, speedy, and upgradable connection for your house, let’s go through the devices you can easily use around your house now:
All of these are possible with an internet connection you can rely on. Not only that, but if you were to keep on adding devices to this, like a gaming console, multiple TV sets, etc. it would not cause a hiccup in the system. UTP Cat5e patch cable might not be good for use where it may be exposed to external interference but can be used where it will not be moved and for short distances. On the other hand, a shielded Cat5e cable can be easily used to connect things like a smart hub, smart TV, or lighting bridges to the wall socket. They are more protected and therefore a little distance won’t affect their stability and speed. SF Cable stocks all types of Ethernet cables and we will be happy to help you figure out your home internet requirements. Source: https://www.bloglovin.com/@sfcable/cat5e-cable-an-underrated-hero As you might already have experienced, choosing and getting the best Ethernet cable is not as easy as searching ‘ethernet cable near me’ on the search engine. With the new updates and modifications in Ethernet cables, there are various types of them available for different uses. These network cables often look the same but have significant differences in terms of categories, cables, and purposes. Its quality and performance majorly depend on the vendor you buy from. So choose wisely. Even though Cat5e cable tops the line, more options like Cat6, Cat6a, Cat7, and Cat8 Ethernet network cables are available.
Now let us come to the big question,' How to choose the right Ethernet network cable'. And to help you clear this confusion, we are here to help you with this Ethernet buying guide. Let us focus on some primary considerations you must do while choosing the best Ethernet cable. What to Look for?It is necessary to choose the correct Ethernet cables for better connections. The following main aspects will help you to choose the proper network cable by considering aspects like network cable types, performance, quality, price, and more.
Ethernet cables are easily interchangeable and backward compatible. You need to understand the performance of different network cable types for achieving the best out of it. Because otherwise, you will plug a Cat5 cable into a router having the latest 10G Ethernet interface. The adoption of this cable type will slow the data transfer down depending on the type of transferred file. Likewise, you will plug a Cat7 cable into an old router that does not support the latest speeds and end up having no output. Thus, be clear about what speed and performance you require and what type of network you are using before buying an Ethernet cable.
Here, the most significant difference lies in the purity of copper, which ultimately determines the Ethernet cable quality. With pure copper, you will not lose the signal quality. For this, you need to choose oxygen-free copper wire with 99.95% pure copper quality. However, if you want to buy cost-saving wires, you can also go with copper-clad aluminum wires.
The flame retardant types include cables such as CM, CMR, CMP, LSZH, etc. Ethernet cords having PVC CM and LSZH jackets are often useful in patch cabling environments.
Conductivity order: silver > gold/copper > aluminum>nickel/iron Other common factors like STP, UTP, length, color also play a major role in the efficiency of Ethernet cables. So, after knowing what you should consider before buying a good Ethernet cable, you should also know that its quality matters the most. And buying it from a good vendor can help you to end up with a good cable. For that you can search ‘ethernet cable near me’ on google and you will get a list of cable vendors and find quality vendor suggestions. Source: https://www.bloglovin.com/@sfcable/4-factors-to-consider-while-choosing-ethernet NEMA (National Electrical Manufacturing Association) and IEC (International ElectroTechnical Commission) are two types of power cords that we use in our everyday lives. NEMA is the industry group that sets standards for use in electrical products. And IEC is a non-profit & non-govt organization that publishes international standards for all the AC interconnections between equipment. Both of them have many different varieties. And to introduce you with commonly used NEMA and IEC power cords, we have this article for you.
NEMA Power Cord Types The establishment of NEMA certificates for power cord types for North American and other countries. The cords range in amperes from 15-60, and in voltages from 125-600. One can create unique and non-interchangeable different types of plugs on the basis of specific amperes and voltages. There are different variants of the NEMA plugs available but NEMA 1-15-P & NEMA 5-15-P are the most commonly used among them. NEMA type 1 includes a round pin or prong right below the two flat prongs and NEMA type 5 uses the third pin for grounding purposes. NEMA 1-15-P Power Cord The NEMA 1-15-P is a two-wire non-grounding device fitting into a standard 110 AC wall outlet. NEMA 1-15-P can have a maximum of 125 V passing through it. It has two flat blades like the NEMA 5-15 plug, but the difference is that NEMA 1-15-P does not have the ground pin. The female mating outlet for 1-15-P is known as a 1-15-R (where R stands for “receptacle”). Latest versions of this plug have one blade that is slightly wider than the other Ungrounded NEMA 1 plug is popularly used by manufacturers of small electronic appliances. They get the benefits of the design’s low cost and compact size. Additionally, these cords are upward compatible with the modern grounded NEMA 5 receptacles. NEMA 5-15-P Power Cord The NEMA 5-15-P is basically a 3-prong grounded device that plugs in a standard 110 AC wall outlet. Its connector has two flat parallel blades, with a round ground pin that is located between and above them. The female mating outlet for this power cord is called a 5-15-R. IEC Power Cord Types IEC power cord is available in different combinations of earthling, for fulfilling different temperatures and specific needs. While using these connecting couplers, the merchants just need to change the power cord that complies with these standards to achieve worldwide compatibility. IEC 60320 Power Cord IEC 60320 is recognized as the international standard used by many countries in the world. This power cord specifies a non-locking appliance for connecting power supply cords to any electrical appliances ranging up to 250 volts. The “320” from 60320 refers to the number of the specification describing power connectors. There are different IEC 60320 power cord types ranging from C1 to C24. Each one has specific combinations of voltage, current, and temperature. Out of which C13, C15, C9, C13 to C14, C14 to C13 power cords, C14 to NEMA 5-15 power cords are the most common and popular. How to Buy a Right Power Cord It can get difficult to choose the appropriate power cord that can deliver high performance, speed, and durability. Following are a few simple steps that can ease the choosing part for you: Identify the correct plug for the country of export Confirm the voltage Check the current rating of the power cord Choose the plug type while utilizing a cord set While using any power cord, it is important to protect yourself and your tools with a proper ground system. So make sure you double-check on safety factors. Also, you can get power cords with one end of NEMA and another of IEC. As we know different power cords are useful for different purposes like C14 to NEMA 5-15 power cords are useful for converting power from a C13 Connector to a 5-15R. C14 to C13 power cords are useful to connect server and network equipment power supplies with a PDU or a power strip. Thus, choose the best power cord fitting your requirements of purpose and length both. Source: https://sfcable4seo.wixsite.com/sfcable/single-post/what-you-need-to-know-about-nema-iec-power-cords Serial ports are an important part of many embedded systems. However, it is hard to find them on desktop PCs and laptops because of replacements. The most common type of serial cable, straight-through serial cable, is useful to connect a Data Terminal Equipment (DTE) device to a Data Communications Equipment (DCE) device (for example, a modem).
Let us know more of its type: Types of Serial Cables Data communication among digital devices is performed by serial cables, which are useful to transfer data between devices that use serial port communication techniques. Most of its types use RS-232 (Recommended Standard-232) standard interface to communicate that mainly specifies that data should be sent in a predefined sequence of bits. Also, there are some special modifications in serial cables like male and female combinations, for example, DB9 serial cables can come in DB9 F/F and DB9 M/M, DB9 M/F, or DB9 F/M. Here DB9 serial cables categorization is shown where F means female and M means male. Usually, the category of serial cables is according to their standards and interfaces. Basic DTE-DCE This common serial cable is useful between a DTE and DCE which is data communications equipment and data terminal equipment respectively. In communications terminology, DTE refers to the terminating or initiating point of a session and DCE refers to the forwarding point of a communication session. And these cables offer 9-25 and 25-25 pin connections at transmit-receive end connectors. DCE-DTE cables are normally useful to establish a connection between modem cards and computers. In this scenario, the computer acts as a modem card, and DTE functions as DCE. Null-Modem Cable Null-modem is the ideal standard cable for connecting two PCs using null-modem configuration. It is known as null-modem because it involves no DCE (modem) between DTE-DTE sessions. This process uses a specific signal quantity to make sure that the connection is stable between two devices, which is known as "handshaking." A null-modem medium is also configured by a serial cable connected to a null-modem adapter, that is having to transmit and receive lines cross-linked. Most common null-modem cables contain 9-9, 9-25, and 25-25 pin configurations at their connectors. Two-Wire DTE-DCE This cable is identical to a basic DTE-DCE cable, except that no handshaking process gets involved between computer and modem. You can also get this cable on 9-25 and 25-25 pin configurators which are similar to basic DCE-DTE. Then a limitation of a non-handshaking procedure is only the absence of acknowledgement of DTE end. V.35 Crossover The V.35 crossover interface is useful to connect DTE-DTE and DCE-DCE nodes. It also provides you with an enhanced data rate as high as 64 kbps, by providing 34-34 pin configurations at both transmitter and receiver ends. This particular medium is a mixture of RS-232 and RS-449 standards. Its successors in RS-232 and RS-449 standard domains include V.28 and V.11 respectively. Serial Printer Serial printer cables are useful to establish a connection between a computer and printer through a serial port. This cable is configuration-specific; that is, a 9-25 pin cable is used when both printer and computer act as DTE and a 25-25 pin cable is used when computer and printer act as DTE and DCE, respectively. When both devices are DTE, a null-modem cable can work; however, if a serial printer connects to a computer through it, it is ineffective. Uses of Serial Port in Embedded System Console i/o While someone is working on an embedded system development project, they will certainly have a terminal emulator connected to a serial port on their target system. This is an independent function of the CPU architecture and the operating system it is running on. Even if there is a network connection to the target, and even if it is possible to run a remote shell, there will be a serial connection that can tell one what is going on, especially when something unexpected happens. External Device Communication Updating system parameters often requires a serial connection for a piece of equipment and interacting with a service program. This way network engineers routinely set up switches with other pieces of network infrastructure. Often the serial ports from a bank of equipment connect to a terminal server that allows the engineer to connect serial ports to any of the switches over a specific network interface. Serial ports are also useful to connect equipment together, for instance, modems of one type or another (PSTN, 3G, satellite), telescopes, GPS units, sensors, power inverters, and many other types of industrial control equipment. Data Communications A serial port connection can be useful for inter-processor communication within a system or for communication having different parts of a system. The serial port will provide the physical connection between the equipment but you need to use a communication protocol that has to be used to ensure a completely reliable, error-free data path. According to the requirements of the link, a simple ad-hoc protocol can be implemented or an industry-standard protocol, like PPP or HDLC, can be useful. These protocols have their roots in data communications that allow point-to-point networking between hosts. This is useful in simple, low-cost equipment that does not include any Ethernet controller for space, cost, or power considerations. TCP/IP stacks useful in embedded systems generally support using a serial link for any physical connection and PPP or SLIP for providing the link-layer protocol. Modem Status Lines As GPIO In addition to the Tx and Rx signals, many UARTs provide modem signals that may or may not be useful by the application. Console ports in my experience rarely use these additional signals so they can often be useful for some other purpose, assuming they are available and routed to the connector. One thing they are often useful for is general-purpose outputs for debugging and timing. There are two outputs: RTS, DTR, and 4 inputs: CTS, DSR, DCD, RI. One can read the state of the inputs from a status register, and the state of the outputs is set by writing to a control register. With the knowledge of the types and uses of serial cables, you will be able to use them more precisely. Make sure you are using proper cables for a particular purpose, otherwise there are chances that it might not work accurately or the cord would not fit in the cable. In recent times you may find HDMI cables in TV rather than serial cables. HDMI cables are parallel cables that support recent cables and connections. HDMI cables are also useful when serial cables are not available. Source: sites.google.com/view/sfcable/serial-port-in-an-embedded-system-types-and-uses?authuser=2 “Cable management” and “hide your cables” are perhaps two of the most used phrases in any decor magazine/blog you read. A whole industry is dedicated to making any home or office look “put together,” and they all start with cable management. There are TikToks and Reels and Pinterest boards dedicated to cable management. If you follow them, at first glance, you might as well be living in a wireless world, somehow transmitting power to your gadgets over the air. Very futuristic.
Now we might agree with the cable management part, but it’s not just because it can spruce up a space. Cable management eliminates any guesswork out of what wire goes where and no one will accidentally unplug the wrong one. And this is especially helpful in an office, no matter what size it is. You want to make sure everything is always up and running. Another advantage of proper cable management is that it increases the lifespan of your cables. Tangled cables tend to bend at awkward angles, and if you continue to use them that way, the outer shielding will fray and eventually compromise the safety of that cable. Power plug adapters are a great way to protect your cables, and for that, you need the angled ones. Plug the angled adapter into the wall socket, so you can plug your computer cable into it in a way that it can be flush against the wall. Then you can easily set your desk up right in front of the socket and extend the cable up to meet your computer. This way, you can keep your cable short without adding tension on the cable where it bends to travel up to your desk. Power cable adapters are also a necessity when it comes to using gadgets from different countries or while traveling to different countries. When buying any gadget with a plug that cannot be used in the US, ensure to buy the right power adapter. Not only will the gadget’s plug not fit into our socket, but if it runs on a different voltage than our standard gadgets, then the adapter will convert that and protect your new gadget. While sometimes minimizing the cable length works, other times you have to add more cables to the mix (while hiding them from view, obviously). If you want to connect various peripherals with your computer, you need to get the right computer adapters. It is crucial that you do your research about the standards and versions of your ports, cables, and adapters before buying because if they don’t match, no matter how fancy your equipment is, the output will just not match up. The right computer adapters can take the hassle out of the most complex workflows. You can connect your 4k monitor to your laptop with computer adapters like HDMI or a USB C cable. You can also use a neat USB dock into your laptop and keep it stationary on your desk. Plug all other cables into the dock so that only a single cable runs into your laptop. This setup also keeps your laptop somewhat portable. Even while you’re on the go, you want to keep your cables detangled and to a minimum. You can’t carry around your dock to the cafe to work. But you can carry adapters that are shorter in length if you need to plug in a USB drive in your laptop or an SD card. We can’t have all gadgets that are always compatible with each other. Older gadgets that still work should be used, and adding a new computer or tablet to your workflow shouldn’t break your workflow. Adapters and cables keep things running across versions and generations of gadgets, as long as you do your research and figure out just the right combination of them for your equipment. You can browse our collection of all things adapters and cables. We will also assist you in picking out the right one if you need help figuring out your required combination. Source: https://sites.google.com/view/sfcable/power-cable-adapter-the-home-decor-edit?authuser=2 If you have an electrical outlet situated exactly where you need it, you are living the dream because we mostly use extension cords in real life.
While using cords can be convenient, it is important to remember that choosing an unsafe or inappropriate extension power cord can be dangerous. According to the U.S. Consumer Product Safety Commission, extension cords are the most dangerous electrical devices among other household equipment. However, it can be easy to prevent most accidents simply by choosing the correct type of cord. SF Cable has prepared a small guide that will help you choose the right extension cord for your use. What Makes Extension Cords Dangerous An extension cord is basically a bundle of insulated electrical wires with a plug on each end. Generally, electrical current flows through these wires that generate heat. However, when too much current flows through a wire, it might overheat the wire causing short circuits and fires. Here is how to avoid that situation:
Holiday season has just started, and it is important to make choices for extension cords safely. Make sure you do not overload outlets, extension cords, or power strips, and also don’t allow the extension cords to dangle off kitchen counters or at any other place. Have a safe holiday season! Happy cable management! Source: https://sites.google.com/d/1tud2St9GyIr1aaOjllfXQgwKIQN6j8fR/p/1fdn5JpRLzbCmDHrMIhd0fTPIreyKy61F/edit Laptop chargers have two primary parts: a transformer and a power cord. Here, the transformer is the brick that converts the electric current from your power outlet from AC to DC. And the power cord will connect the charger to the outlet.
Over time, transformers may overheat, which can cause internal damage. And due to this, any section of your power cord may wear away and expose the wires inside. Maintaining your laptop's charger will ensure you can safely charge your laptop for a longer time. Tightly wrapping your laptop's power cord is one of the many reasons it can break down faster. Avoiding contact with table edges, exposure to liquids, etc., can help to prevent wearing down of the rubber protecting wires inside your cord. A laptop charger is necessary to have on hand, and replacing one can be challenging and expensive. There are a few simple tips you can follow to extend your laptop charger's life. Firstly, make sure you invest in a good quality power cord like nema power cords for doubling the safety and longevity of the cords. How to Take Care of Your Laptop's Charger and Power CordLaptop charger health will save you money and unexpected stress. And here are the six ways to take care of it: 1. Avoid Tightly Wrapping your Laptop Power CordThe first and foremost factor that can damage your laptop's charger is wrapping your charger tightly. Because it puts repetitive stress on the thin copper conductors present inside power cords and can eventually cause them to break. So, while it may be easy to wrap your laptop power cord in a tight pattern for keeping it organized, doing so can also shorten the life of your charger. To avoid this, you can loop your laptop power cord loosely and avoid crimping the wires. Also, you can try wrapping it a different way each time and avoid repetitive stress on the same section. 2. Ensure the Transformer Has Room to BreatheYour transformer may overheat and damage your charger wires. The transformer may get hot during the charging process. For avoiding overheating when your laptop is charging, ensure that it is placed somewhere with plenty of airflows, especially when you know you will be plugged for an extended period. 3. Use a Power StripConsider a power strip for avoiding any electrical damage to your laptop's power cord. And not just any power strip, you should ensure that it has a built-in surge protector. Additionally, for convenience, power strips with surge protectors will protect your laptop, phone with other electronic devices from power surges that may damage your device. 4. Avoid Contact with Sharp EdgesResting power cords on the desk and table edges may lead to wearing them down. As extended contact with sharp surfaces can wear away the rubber protecting the wires in your laptop power cord. Whether you often move your power cord to different places or have a designated charging hub, make sure that your setup does not expose these delicate wires to sharp edges. Also, if it is not clear till now, then you must know that exposed wires are a big no-no. 5. Keep Your Power Cord Away from WaterYou need to try keeping your cord and your computer away from liquids. Water and electronic devices should never come in contact, so it is essential to avoid situations where your laptop power cord might be accidentally exposed to water because this can cause electrocution and damage your laptop. So, never charge your laptop near the kitchen, basin, or bathroom areas. If your laptop charger ever comes into contact with water, disconnect it immediately from the outlet. Thoroughly dry the charger and ensure it is completely dry before using it again. 6. Avoid Overusing During Storage or TransportKeeping multiple cords for all your devices will help you to avoid situations where your laptop is about to switch off or if your charger is not working. Of course, this means you will have a backup when one cord breaks down. But when you have two charging power cords, you know you will have to be more proactive when it comes to safety. Also, you can keep two chargers for different purposes, like one for the workplace and one for the home. This will increase the time span of the charger as it will not be overused. These tips will help you to increase the longevity of your charger and the power cords of your laptop. Highlights of the article would be: make sure you keep your charging cords safe from water and fold them with caution. Additionally, you should always invest in good quality power cords like nema power cords. It will ensure safety and its wires would provide longevity. Source: sites.google.com/view/sfcable/6-ways-to-maintain-your-laptop-charger?authuser=2 Also known as the digital display interface, today we shall talk about DisplayPort Cords. Well-known giants like HP, Dell, and Apple recommend and make the most out of this standard. First, let us know what DisplayPort cables and connectors actually are?
What are DisplayPort Cables?These cables are useful for providing audio and video connectivity between a host device and display via a single cable. These cables are commonly used due to their simple design and basic layout. They are useful for connecting displays to a source device like a PC or laptop and transmitting the output audio and video data to the final display. These cables support the HD video in 10-bit color and 2560 x 1600 resolution. A lot of professionals from the PC industry use DisplayPort technology to establish connections between both internal and external displays easily. This is not it, DisplayPort Cords also provides cheap and slim displays. DisplayPort connectors feature twenty pins into an L-shaped connector. Many connectors also include a locking mechanism for ensuring a secure connection and preventing the connector from loosening or disconnecting accidentally. Through this article, we will try to understand the significance of these cables and how they help. Offering VersatilityThe best feature of a superior quality DisplayPort cable is that it can display the visuals directly on the panels. It replaces Low Voltage Differential Signaling (LVDS), internal and board to display links in PC and CP devices. This eliminates the need for DVI controllers and VGA silicon. As a result, manufacturers can save money by applying these cables. The laptop using internal DisplayPort wiring would not require cabling in the display area and computer's body because there is already enough space between them. The performance of these cables will also enhance as DisplayPort cables provide a directional channel and an ability to perform all the additional functions like backlighting control feature. Works In Place of DVIDisplayPort can easily replace DVI (Digital Visual Interface) on monitors and computers. How? For that you need to know its anatomy and features. Additionally, knowing what makes it different from the DVI is also important. So, let's dig into it. DisplayPort cables have a self-latching mechanism and USB size form factor. Also, the cable is slimmer in comparison to SVGA and DVI cables. Now, let's talk about what your users want from your company. Of course, they want picture quality. DVI has a bandwidth of 1920x1200 and has hit saturation. This means that DVI cannot meet the requirements for HD quality and cannot drive high-resolution screens. DisplayPort enables data transmission up to 8.64 Gbits of the rates. These cables also come with an auxiliary bidirectional data channel that can carry data for microphones, webcams, and touch panels. You can easily connect a DisplayPort to HDMI, DVI, or VGA by using adapters. However, you cannot convert the display port to analog television connections like composite video, component video, and s-video. The Future of DisplayPortWe can say that DisplayPort has a bright future because electronic designers are likely to come up with numerous features that they can incorporate into this cable. You would be able to see major changes in the bandwidth that provides better resolution, higher refresh rates, and color depth. Potential developments include: Support for independent video streams Support for stereoscopic 3D Increase in auxiliary channel bandwidth Although you will be able to see these developments in the upcoming few years, DisplayPort 1.1a does provide generic support for fiber optic cables to work. This version works as an alternative to copper, offering a longer reach from display to the final source without degrading the signals. DisplayPort Vs. HDMIA few years ago, the invention of DisplayPort was getting ready to replace DVI. But during that interval, dealing with HDMI was difficult. In the year 2006, the initial specifications of DisplayPort had come in. And at that time, HDMI could encompass CE as well as the HD world of televisions. These days, HDMI and DisplayPort share numerous similarities like audio, video, data, bandwidth, signal capability, etc. Also, you might already know that DisplayPort's purpose was to replace DVI, internal LVDS, VGA interfaces. And the primary purpose of HDMI was to get over the limitations of components and S-Video interfaces. So, it depends on you which one to choose depending on your requirements. I hope you now have the required knowledge about DisplayPort cables. Before choosing any cables from DisplayPort or HDMI computer cables, make sure that you get them from a well-known vendor selling quality cables. Because using the right quality computer cables will fuel up the efficiency of the cable functions. Source: https://sites.google.com/view/sfcable/what-you-need-to-know-about-displayport-cables?authuser=2 A key component in any wired home network is - wires! More precisely, cables. When it comes to home, Twisted-pair Ethernet cable is the most common type of home network wiring used today. Twisted-pair Ethernet cables are useful to connect:
Types of Ethernet Cables and Connectors1. Twisted Pairs and RJ-45 Connectors Twisted-pair Ethernet cables include eight copper insulated wires in a plastic sleeve. Out of which, two wires are twisted together in a pair for a total of four pairs. Then these four pairs are twisted together to form the cable. The twists and pairs affect specific performance characteristics of the cable like crosstalk, electromagnetic interference (EMI), and attenuation. Crosstalk takes place when an electrical signal transmitted over one wire negatively affects the electrical signal transmitted over another wire. Attenuation is when there is a gradual loss of intensity of an electrical signal as it travels through the wire. EMI is a noise or unwanted electrical signals generated between the wires by the various electrical signals transmitted. A clear plastic jack, an RJ-45 connector, is present on both the ends of the twisted-pair Ethernet cable. An RJ-45 connector looks very similar to a telephone jack (which is known as an RJ-11 connector). 2. Twisted-pair Ethernet cable with RJ-45 Connectors It has common names - Ethernet, UTP cable, or Cat5. Ethernet is a signaling and wiring standard covering many cabling technologies; Cat5 is one of the several available categories, and UTP is one of the possible types. Categories of Twisted-Pair Ethernet CablesThere are various categories of twisted-pair cabling, but only three are commonly useful for Ethernet networks:
Unshielded Versus Shielded CablesTwisted-pair Ethernet cabling can also be unshielded (standard) or shielded (not so common). The unshielded twisted-pair (UTP) cabling can be useful in both large enterprise networks as well as small home networks. It is relatively inexpensive and more flexible than shielded twisted-pair (STP) cabling. STP cabling is expensive and less pliable than UTP cabling. It is useful in industrial environments and other noisy environments prone to high electromagnetic interference (EMI). The individual pair of wires in STP cables are wrapped in foil or another metal shielding. And the outer metal shielding may also cover the entire group of twisted pairs. 3. Straight-Through Versus Crossover Cables In most cases, you will use straight-through twisted-pair Ethernet cables to connect the devices on your network. Sometimes, crossover cables are necessary to connect two computers together directly (if one of them has a network adapter that is more than a few years old), to connect very cheap (or old) network switches that do not have an uplink port, or to connect some types of specialized network devices. The difference between a straight-through and crossover cable is subtle but essential. Two of the four pairs in a crossover cable are attached to the RJ-45 connector in a different order than in a straight-through cable, such that the transmitting and receiving wires are reversed. Length and Color of Networking CablesWhen choosing cables for your network, you need to consider length and color:
Source: https://sites.google.com/view/sfcable/which-ethernet-cables-suits-your-home-the-best?authuser=2 Medical grade power cords are manufactured specifically for use in hospitals, clinics, and medical facilities. Hospital grade power cables are subject to special requirements by Underwriters Laboratories (UL). These cords have a green dot on the power plug end. This green dot signifies the medical-grade quality of cords. Hospital grade cords have solid pins and larger plug bodies that virtually eliminate the risk of wire to outer contour shock and withstand greater pull forces.
There are many issues related to hospital wiring that hospital grade cords can solve by increasing the safety. It comes in various types. You should know specifications of each type to ensure that you are opting for a right cord before buying it. What You Need to KnowCommon Problems and SolutionsOne of the most common problems we can find in hospital grade cords is the urgent unplugging of the cables. If someone accidentally pulls the plug from the socket, connection problems may occur. Make sure the cords you choose have a strain relief feature. This would prevent them from getting damaged or disconnected during any accidental unplugging. Hospital cords are generally larger than the standard cords because larger plug bodies eliminate the risk of any contour shock. The hospital grade cords are also available with the locking C13 power cord that requires no additional hardware to lock in any C14 inlet. These cords also have nickel-plated pins and terminals to:
Following countries or regions have hospital grade or medical application standards on specific components:
Make sure you do not miss on checking any of the following points while buying hospital grade cords:
Hospital Grade Extension Cords The type of cord useful for the hospital grade extension cords includes SJT, SJO, SJTO, or other jacketed type of cords of either equal or harder usage. The basic conductor size is 16, 14, and 12AWG. The UL 817 states that "A hospital grade extension cord set should have a maximum length of 15 feet." Hospital Grade Cord Sets Hospital grade cord sets need to have plugs meeting all the requirements and connectors that meet IEC 60320 requirements. One can use another non-NEMA approved configuration here. The basic conductor size is 18, 16, 14, 12, and 10 AWG. Hospital grade cord sets do not have any maximum length requirements. But you need to know that length does affect the other aspects of the UL testing, like leakage current or voltage drop. For instance, A 16 AWG cable, rated at 13A within 50-feet in length, will rate down naturally when the cable length is greater than 50-feet. The risk factors involved with danger to patients and caregivers is the major reason for the measurement of the leakage current in hospital power-supply equipment. The hospital grade extension cord surely needs to have a minimum length of 15-feet. There are no such restrictions on plug color, but hospitals usually prefer for the plug to be clear. This helps them to make regular inspections of all the interior connections of plugs easily. The hospital cords are commonly grey or beige in color. ConclusionHospital grade power cords are the safest options to opt for when it comes to using high voltage electricity in hospitals. It comes in various customizations that you can buy or opt to make one exactly how you want. Do not forget to check for the UL approval before using them. Source: https://sites.google.com/view/sfcable/everything-you-need-to-know-about-hospital-grade-power-cords?authuser=2 Which Ethernet cable to choose between Cat5e, Cat6, and Cat6A is one of the most common questions cabling technicians get. Understandably, there is a lot of confusion in the market about which cable is the best and why. Some installers even end up arguing against each other and often take strong stands on which cable is the best.
Ultimately all three cables - Cat5E, Cat6, and Cat6A use an RJ-45 end. This enables you to plug into the same Ethernet jack on your computer, switches, and routers. Each cable has its proper place and application. Let us talk about differences now. Pricing The first most notable difference between these three cables is price. Cat6 costs roughly 30% more than Cat5E, and Cat6A costs 30% more than Cat6. Plenum adds 30% over non-plenum. Shielded cabling (STP) adds roughly 30-40% more over unshielded (UTP) cabling. This means if your Cat5E installation is quoted at $10,000, then the same job with Cat6A maybe $16,000. Thus, cost itself might be the #1 limiting factor while choosing a cable type for many clients. However, price is not the only factor to consider. Below are some more technical differences Technical Differences Cat5E has been around for over 15 years. When it first came out, it gave the first glimpse of the possibility of the 1 Gigabit networks. Also, it was not typical to find hardware reasonably priced that can support those speeds. In the past few years, costs of hardware have come down, allowing Gigabit networking to become easier to afford. Many experts suggest the absolute minimum network should be a Gigabit network. The Cat5E cables are typically 24 gauge twisted pair wires that can produce a Gigabit network at distances up to 328 ft. It includes patch cables at both ends. Speed Cat6 cables came to the market only a few years after Cat5E. This cable has the ability to have a 10 Gigabit network. For most of the 2000s, Cat5E ran the workstations, and Cat6 ran as a backbone from router to switches. Although, the 10 Gigabit network on Cat6 cables has a limit of 164 ft., including patch cables. So, after that distance, its ultimate speed becomes the same as Cat5E, i.e. 1 Gigabit. Beyond the distance and speed factor, Cat6 has a tighter twist in the cables. This allows for two-way communication on each pair of wires. Whereas Cat5E does not allow this feature. Cat5E cables possess a tendency to have a higher delay and skew than that of Cat6 cable. This means that even though both Cat5e and Cat6 cables can do 1 Gigabit networks, Cat5E cable may have a longer delay for the signal to get from one side to the other than Cat6 cables. This will make Cat5E appear slower. Cat6A size is of 23 gauge, thus it is thicker than Cat6, which in turn is thicker than Cat 5. Partly, this is because of the extra-thick plastic around the wires themselves and partly because of the tighter winding of the pairs themselves, which creates more copper per inch. Cat6A can do 10 Gigabit per second networking for the full distance of Ethernet that is 328 ft. Cat6A reduces the crosstalk among the pairs. This further reduces the delay in the cables. Performance If you are looking for a cable that can provide good connection performance to you in the future, then Cat6A cables are the ideal choice. It will give you the best performance at greater distances. However, if you have no cables over 120-150 feet, then Cat6 will also provide you the option for 10 Gigabit networks. Many companies are placing their servers on the cloud. So, if everything you do is on the cloud, and you need little internal networking, then your limiting factor would be the speed of your internet and not the type of cable. Thus, Cat5E will achieve faster connections than your Internet speed. Some of the companies may have higher demands for internal speed. Applications like video and audio processing/editing, AutoCAD, file transfers, SQL databases, and even roaming profiles on domain controllers can all benefit greatly by having Cat6A cables, including 10 Gigabit networking. Conclusion I hope this article was helpful to clear your confusion about which cable suits your requirements and purpose the best. The choices come down to what you will do in the end, how long you will be at your current building, and of course, your budget. You should specially keep your speed requirements in mind while choosing one because that is the main difference among all three. Source: https://sfcable4seo.wixsite.com/sfcable/single-post/cat5e-vs-cat6-vs-cat6a-which-ethernet-cable-should-you-choose-1 In 1882, Thomas Edison started the power distribution process by wrapping a copper rod in jute. He used a soft, shiny fiber from plants as an insulator. From there, it came to the 1950s when PVC-covered cords were producing efficient and durable cords. With a long list of research and experiment, power cords hold history between the 1880s to date. Let us see which type of power cords are useful in these times:
Types of Power Cords 1. AC Cords These are a means of supplying electrical energy to electrical equipment from a power source. They are useful with applications like:
Manufacturers of AC cords have exact required specifications for their construction, including:
Since different countries use different voltages and frequencies in their AC power, the cords must fit their standards to perform safely and correctly. AC plug types go from A through O and it further breaks down into categories with slight variations. Modern AC cords are either of two:
2. Generator Cords Built and designed to meet the needs of a generator, these cords have a wide range of options to choose from. It includes cords from 15-amp ratings to 30-amp ones along with a series of various connectors. The most common types of these are:
3. Power Supply Cords Also known as an electric cord, a power supply cord serves as a connector between a primary power source and an electrically powered piece of equipment. You can find these cords almost everywhere. For instance, power cables are useful in daily necessities like lighting, sound, household, and power tools. These cords include a conducting medium (mainly copper) concealed by an insulating, protective material. There are some detachable cords, and others that stay attached to the piece of equipment. These cords can be flat or round, coiled, retracted, etc., depending on the application. Like coiled cords are useful in appliances like production line tools, mobile pushcarts, barcode readers, computers, etc. 4. Cord Sets These conduct electricity and involve:
5. Electric Cords Any electrical equipment that requires connection to a power source consists of an electric cord. Most of the electric cords are flexible or semi-rigid. The connection between the plug and the receptacle should perfectly fit to let the cord transfer electrical energy safely and successfully between the source and appliance. 6. Extension Cords Also known as extension leads or power extenders, extension cords come in several varieties, including the ones that are hundreds of feet long. An extension cord has a long cable with a plug at one end and sockets to connect the appliances at the other end. This cord supplies power to equipment and is useful in locations that lack convenient sources like:
I hope this guide to types of cords helped you to find the needed information. And hopefully it can guide you to choose the correct power cord to fulfill your purpose and requirements. Source: https://sites.google.com/view/sfcable/6-primary-types-of-power-cord?authuser=2 With today's increasing demand for electronic equipment, manufacturers are realizing that to prosper, they need to export to global markets. And while designing for global markets, they need to involve several factors. The primary actors involve:
Power Cords A power cord includes a cable with a country-specific plug on one end. And on the other end, there are exposed conductor wires, terminated conductors, or blunt/flush-cut conductors. A power cord is useful to connect the equipment directly into the power mains. Jumper Power Cord It is made from cable and an IEC 60320 Sheet E or Sheet I plug connector on one end. A jumper power cord connects a secondary piece of equipment to a primary piece of equipment that supplies the power to the peripherals. Connector Power Cord It has an IEC 60320 or country-specific connector on one cable end. The opposite end has exposed conductor wires, terminated conductors, or blunt/flush conductors. Cord Sets It consists of a cable with a country-specific molded or hand-wired plug on one end. And on the other side there is an IEC 60320 connector or country-specific connector on the other end. It connects equipment directly to the mains supply. Jumper Cord Set It works like a jumper power cord. The primary difference is that there is a connection device on both ends of the cable instead of just the plug end. It includes an IEC 60320 connector and IEC 60320 plug connector. It transfers power from a primary piece of equipment to an accessory or peripheral piece of equipment. C14 to C13 power cords, C14 to Unterminated, C13 to Unterminated, C-14 (2) to C13, etc., are examples of jumper power cords. Some of these like C14 to C13 power cords are universally approved jumper cords. Choosing a Power Cord or Cord Set Selecting the proper power cord or cord set for each export market is important for equipment designers. Because this will ensure that their country's customers can easily use the product. Choosing a cord usually involves four steps: 1. Identifying the Correct Plug for the Country of Export The first choice of cord set concerns the plug pattern for the country of export. There are several plug patterns used throughout the world, thus, determining the correct one for your country is essential. "While deciding on the correct plug pattern, you should keep in mind that while some cords look similar, that doesn't mean it is the right cord for the equipment. For instance, the North American and Japanese Class I plugs look similar. But, North American cords do not carry the Japanese approval symbol. Thus, one should not export them to use in Japan and vice versa. Another example is the similarities in appearance of the Australian, Chinese, and Argentinean plug patterns. But again there are important differences in size and usage among the three. 2. Determine the Rating of the Power Cord To choose the correct power cord, it is important to know the rating of amperage and voltage required for the exported equipment. Even in the same country, higher or lower amperage may mean a different plug pattern. And amperage requirements also affect the cable size. 3. Choose the Correct Connector Choices for a connector include a country-specific socket or an IEC 60320 connector. A primary benefit of using IEC 60320 components is - they can assist in making a product globally accessible. For instance, one can attach an IEC 60320 connector to a detachable cord set with a country-specific plug. This way, the connector will provide power to the equipment by connecting with an IEC 60320 inlet in the equipment. Utilizing IEC 60320 components into a product allows one to use the same equipment for various purposes. Wrapping Up: I hope this guide helped you to answer some of the most common to tricky questions. The "weakest link rates a power cord/cord set." This means that the cable, plug, and connector considers individual components. Also that the one with the lowest rating determines the rating for the entire assembly. For instance, a cord set with a 15A plug on 13A cable with a 10A connector will possess an overall rating of 10A. Depending upon the application, the cable length is a choice for the manufacturer. It is noteworthy that there are application limits that one needs to consider Source: https://sites.google.com/view/sfcable/things-to-consider-while-choosing-a-power-cord_1?authuser=2 |
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