Motivation
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
Implementation
Schematic
Headphone amplifier: Control board schematic
Headphone amplifier: Main board schematic
Description:
Simple dual amplifier with opamp-array (multipath amplifier).
Calibration
- None
Building hints
- None
Special parts
- None
Download
Headphone amplifier documentation downloadHeadphone amplifier main board Gerber files download
Headphone amplifier control board Gerber files download
Headphone amplifier *.fpd files download
Headphone amplifier: Front view
Headphone amplifier: Populated control PCB
Headphone amplifier: Populated main PCB
Headphone amplifier: Back view
