radio doesn't work - speakers make intermittent hissing sound on 2004 Mini Cooper S

radio suddenly went off and speakers started making an internittent hissing or static sound. Volume control knob did not affect it, and it continued even after I turned the radio off.

Asked by for the 2004 Mini Cooper S
2 answers
sounds like a defective amp in the radio. suggest a good
local auto radio shop to repair; replacing with new is
expensive.
Google "John Merutka radioman". He is your man to talk to about high tech BMW / Mini, MB stereo systems.

Zee