Question about Audio Players & Recorders
My Amplifier humms
My amplifier hums.
If it is really the amplifier that makes a humming noise check on the
But if your referring to humming produced on your speaker then
check on it, not good to turn On for long.
First check for DC offset, use a multimeter.
If there are more than 0.7V on the output, have a tech to repair
your main amplifier.
If it is about 0.7V, then check the preamp circuits and power supply
filtering circuits and regulators.
Posted on Oct 24, 2012
Make sure all your mic inputs are turned all the way down. I left them up once and It was humming really badly and I had no idea why....
Posted on Aug 07, 2013
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Posted on Jan 02, 2017
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