Building A Cassette Deck Controller To Save a Locked Out Car Stereo

Cars have had DRM-like measures for longer than you might think. Go back to the 1990s, and coded cassette decks were a common way to stop thieves being able to use stolen stereos. Sadly, they became useless if you ever lost the code. [Simon] had found a deck in great condition that was locked out, so he set about building his own controller for it. 


This is a companion discussion topic for the original entry at https://hackaday.com/2024/07/09/building-a-cassette-deck-controller-to-save-a-locked-out-car-stereo/