We’ve posted our How-To for the week over at Engadget. Do you have an old modem lying around? Have you been dying to record some of your phone conversations for those podcasts or homebrewed movies or ...

Analog phones may be nearly obsolete today, but having served humanity for well over a century they’re quite likely to pop up in drawers or attics now and then. If you’ve got a few of them lying ...

Free download of National Instruments’ Multisim™ Component Evaluator - Analog Devices® Edition provides designers with access to industry’s premier simulation environment and 1,000 ADI linear circuit ...

We started out with an old modem and ended up with a useful circuit to convert phone audio to regular line audio. This little hack is useful for those of us wanting to record Voip telephone calls for ...