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schmitt
modified 7 years ago

Headphone amplifier

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2
179
01:56:08
After hifidiy.net A little mod to take the output stage in the feedback. Supply : two 9V batteries. Max 100mVpeak input gives ~ 250mW RMS / 32ohms headphone. A volume limitation is then necessary to avoid harm to the ears !
published 7 years ago
Ovidel10
7 years ago
nice !!!!
hurz
7 years ago
Thanx to the OpAmp it does >0.002% THD @1kHz and 71mV input while output is 2.69V voltage gain 38.1

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