I had installed my audio amplifier using a high/low-converter because the standard radio doesn't come with low-level RCA/tulp outputs. Disappointed by the signal quality I decided to see whether we could just grab the low-level inputs before they hit the amplifier in the headunit.

Bad news for me was that the unit is really hard to disassemble beyond a certain point. I couldn't get a view of the amplifier circuit until I removed the metal shield/frame on the backside of the unit. This was sol