September 27, 2011

What's a Usb Hub?

Since the mid 90's we have seen the birth and increase of a connective technology called Universal Serial Bus (Usb). Originally designed to connect computers and telecoms equipment, it has moderately become the original means of connecting a whole host of other devices and has made principal contributions to today's It world.





The sheer number of Usb products on the shop today is just staggering, from mice and keyboards, modems, external hard drives to Usb fans, lights and coffee cup warmers! Most external computer associated devices today connect to a computer via a Usb port. So it's no wonder that before long, most computer users find themselves wondering what to do when the Usb ports (sockets) on their computer are all used.


Printer Usb Cables


printer usb cables

There are two solutions to the problem, permanently plug and unplug connectors when swapping between Usb devices, or spend in a simple, low cost gismo called a Usb Hub. A Usb Hub is a small unit with two or more Usb ports, which plugs into an Usb port on your computer, allowing you the relaxation to connect more Usb devices without disconnecting others. Expanding the number of Usb ports of your computer in this way not only saves wear and tear on your Usb ports and connectors, but also puts and end to all that clambering colse to behind your Pc! generally speaking, there are four types of available:


1. Internal Usb Pci Card

An internal Pci Usb Card needs to be installed by chance up the case of your Pc and inserting a card into a vacant Pci slot on the motherboard, this type of Usb expansion is not advised unless you are familiar with working with and inside computers. If you have the older Usb1.1 and upgrade to Usb2.0, your version of Windows will also need to be updated so that your Pc can sustain Usb2.0 functionality.

2. Usb Hub (Non Powered)

An external non-powered Usb Hub is a cheap and uncomplicated gismo that plugs directly into one of your computer's existing Usb ports and that's all there is to it. These are normally very compact and so make ideal solutions for movable users with laptops and for desktop users.

Be aware that some Usb devices need a small number of power straight through the Usb port, normally mechanical devices such as printers, scanners, digital cameras and so on. This type of Usb Hub may not be able to provide adequate power to these devices especially if you are using a few Usb devices together.

3. Powered Usb Hub

An external Powered Usb Hub is also compact and plugs directly into one of your computer's existing Usb ports, so again there is no need to open up your computer to install it. The only incompatibility is that the Powered Hub comes with a isolate power provide that must be plugged into the mains socket, supplying the power to all the Usb ports on the hub allowing Any type of Usb devices to function properly.

Most Powered Hubs come with a sensible length of Usb cable allowing the Hub itself to be positioned in a more accessible place e.g. On top of your computer or on your desk, production plugging and unplugging Usb devices much easier. This makes the Powered Hub the all round best clarification for desktop computer users.

4. Usb Pc Card

If you use a Laptop and are on the move, you have an further selection to the Usb Hub, the Usb Pc Card also known as the Pcmcia Usb Card. This gismo slots into the Pcmcia slot/port found on the side of a Laptop and at once provides two extra Usb ports without using up any of your existing Usb ports on the Laptop.

This is the most favorite clarification for movable Laptop users. When buying a favorable external Usb Hub, consider the location of your computer's Usb ports. If they are placed at the back of your computer or in an awkward position, you can make your life so much easier by using a Usb Hub that comes with a Usb extension cable, or by buying a isolate Usb extension cable. This allows the Usb Hub to be positioned to a more accessible place for plugging and unplugging your Usb devices.


What's a Usb Hub?

printer usb cables

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