Projects > Power amplifiers
QRP02 DC out
AudioSpirit:
Yes,definitely 0.Just short draht between pin10 and earth
peranders:
If you can touch the LM and things happen, check very carefully for floating pins.
AudioSpirit:
All pins is soldered well.
peranders:
How about pin 1 IC1? Zero volts?
Can you get proper signal out when you have removed the offset? If, yes, something is floating.
Back later after 19.00
AudioSpirit:
On pin1 is +33v .What mean remove offset?
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