I have a PC-based DSO that connects via parallel port that I'd like to get working via USB (preferable) or at least ExpressCard. I picked up a USB-parallel adapter from MicroCenter thinking it would ...

I have been working with computers since the late 70s, and that's not for boasting purposes, but to tell you where I come from. When I started, I was always told to NEVER plug/unplug the following ...

Many designers require that their PCs act as complete control systems without any internal hardware. For this function, users need at least one channel of analog data acquisition to monitor the ...