Powered Or Non-Powered USB Hub A user asks: Can anyone tell me when it might be more advisable to use a AC powered USB hub?
If you’re using much more than a mouse and one or two USB RAMsticks, then a powered hub would be the better choice. USB is limited to 500m. A load on any cable – and a lot of devices (cameras, scanners, etc) unless self-powered, will use all of that for themselves. Personally, except for mobile use, I’d go for a powered hub every time. How do Personal Computers work? Have you ever wondered what makes the Personal Computer a.k.a. Microcomputer tick? The main brain of the computer is usually contained on one solid state “chip” called the microprocessor, also known as the CPU, or Central Processing Unit, the microprocessor performs mathematical and logical operations such as sorting, comparing, and manipulating information. A computer doesn’t think; it’s more of a “high-speed idiot” that uses complex sets of instructions or programs to perform everyday business tasks. Your program loads into the computer’s memory, where the microprocessor then pulls out specific chunks of instructions in
