Adding Auxiliary Input to a Car Stereo

donn.dyndns.org — This document shows how to hack a cheap car stereo with the PT2313L audio processor integrated circuit to be able to accept an auxiliary input, say from an MP3 player.The need for such a hack grew out of my frustration with connecting portable music players to my cheap car stereo with those crappy FM transmitters. Let's face it, they suck. Aug 25, 2007 View in Crawl 4