A simple Bluetooth module designed for wiring into car audio systems ... you need to find a way of injecting the audio signal into the head unit’s amplifier stage, while making sure no other ...

His solution is an interesting one, he’s put together his own car stereo in an enclosure suitable ... There is no onboard amplifier though, but this function is fulfilled by an external unit.

It’s a bit more laid back than the very best at this level, but the JBL SA550 delivers music with enough energy to ...