low cost audio headphone amplifier

Posted on Feb 6, 2014

Assembly is very straight forward, just follow the PC board overlay. Make sure you get the integrated circuit and the electrolytic capacitors the correct way around. The electrolytic capacitors are polarized, they have a + or - marked on them and they must be inserted correctly into the PCB. The IC and socket have a notch at one end, which is mark

low cost audio headphone amplifier
Click here to download the full size of the above Circuit.

ed on the PC board overlay. If there is no notch on the IC, there will be a dot next to pin 1, which is the same end.

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