![Headphone Amplifier: Front view](https://wby12p2ks.homepage.t-online.de/wrdprs/wp-content/uploads/2022/03/Headphone_front-246x1024.jpg)
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
Simple dual amplifier with opamp-array (multipath amplifier).
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 control board](https://wby12p2ks.homepage.t-online.de/wrdprs/wp-content/uploads/2022/03/Headphone_Euro_090_F_schematic-1024x745.png)
![Headphone Amplifier: Schematic main board](https://wby12p2ks.homepage.t-online.de/wrdprs/wp-content/uploads/2022/03/Headphone_Euro_090_B_schematic-1024x745.png)
![Headphone Amplifier: Populated control PCB](https://wby12p2ks.homepage.t-online.de/wrdprs/wp-content/uploads/2022/03/Headphone_control_PCB.jpg)
![](https://wby12p2ks.homepage.t-online.de/wrdprs/wp-content/uploads/2022/03/Headphone_main_PCB.jpg)
![Headphone Amplifier: Back view](https://wby12p2ks.homepage.t-online.de/wrdprs/wp-content/uploads/2022/03/Headphone_back-423x1024.jpg)
![Headphone Amplifier: Side view](https://wby12p2ks.homepage.t-online.de/wrdprs/wp-content/uploads/2022/03/Headphone_side-449x1024.jpg)