Audio Line Driver Circuit

Posted on Aug 16, 2012

This line driver can drive low-impedance lines with up to 70 V p-p max. IC1 is a low-noise op amp suitable for 15-V operation. T1 and T2 are regulators for the power supply for IC1. T3 and T4 form a complementary power output stage.

Audio Line Driver Circuit
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Frequency response is flat up to 100 kHz.

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