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timwebb 12th August 2012 01:31 PM

power acoustik 3000
i have this amp everything seems to be working but the relay wont engage.the diode next to the relay has 10.80v across it. what else should i be looking for?

timwebb 12th August 2012 01:33 PM

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Perry Babin 12th August 2012 05:08 PM

The input and output voltage of the switching transistor should be almost identical. If there is a significant difference, short the collector and emitter to see if the relay will switch. If they are almost identical, determine why there is only 10.8v on the transistor instead of 12+v.

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