Headphone output

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Headphone amplifier/output front view
Headphone amplifier/output front view

Not that much to say here. Simply a Headphone amplifier. Based on Douglas Self “Small Signal Audio Design” second edition pg.560 and pg.33 fig.1.12

Specs and features

  • Drives headphones in the range from 50R to 600R
  • Runs on +/-15V and +/-12V
  • Power consumption around 25mA each rail

The documentation and the Gerber files for download can be found in my website.

Headphone amplifier schematic
Headphone amplifier schematic

Simple dual amplifier with opamp-array (multipath amplifier).

Headphone amplifier back view
Headphone amplifier back view