What was smoking on the power amplifier socket of a DDR car radio Stern Transit after spraying it with Kontakt 60?

After I sprayed the power amplifier socket of a GDR Stern Transit car radio with contact 60, and tried to test the device a little over an hour later, it started smoking heavily and then the 8A fuse blew. Now the radio is no longer functional. I connected the power amplifier to an identical device,…

Why doesn't a DDR car radio Stern Transit play anymore?

A friend of mine bought the East German Stern Transit car radio pictured here at a parts store. It played fine for a while. Then, suddenly, I couldn't hear anything anymore. When I took it apart, I sprayed contact cleaner into the volume control and the socket where the power amplifier cable plugs in. When…

What did an old GDR TV socket look like in a prefabricated building?

I was supposed to get fiber optic a while ago. Unfortunately that wasn't possible because my lovely neighbors weren't around. And so the work didn't get done. This happened twice too. 🙁 When I asked where the connection would go, the answer was: Where the old GDR TV socket used to be in the apartment….