The advent of inexpensive standardized 16- and 24-bit audio I/O hardware for personal computers inspired a rush of oscilloscope simulating applications. Many of these “Sound Card Scopes” are quite ...

Using the inputs on a computer’s sound card is an old trick to fake a very simplistic, AC coupled, slow oscilloscope. You can get DC operation by desoldering a couple capacitors, but if the ...

My ham and audio-nut Rob tipped me of to a fully featured but free software that turns your PC sound card into an audio-frequency scope. It even does X-Y mode so Bob Pease would approve, if he doesn’t ...