Many of you are familiar with the circuits and components developed by Bob Dobkin, CTO of Linear Technology Corp, and the late Jim Williams, Staff Scientist at LTC, along with others from LTC. Their ...

Before the untimely death of analog guru Jim Williams in 2011, he and Bob Dobkin had started to compile Linear Technology application notes and information for publication in book form. The first ...

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 ...

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 ...