There were a lot of these in the 8-bit era. Here's an interview with a guy who built one for Atari 8-bits. http://ataripodcast.libsyn.com/antic-interview-10-t

There were a lot of these in the 8-bit era. Here's an interview with a guy who built one for Atari 8-bits. http://ataripodcast.libsyn.com/antic-interview-10-the-atari-8-bit-podcast-mark-rustad http://ataripodcast.libsyn.com/antic-interview-10-the-atari-...