AXT Systems

HPM-1 Headphone Amplifier
HPM-1 Module
The HPM-1 module is a stereo heaphones amplifier with integrated volume control. It uses NE5532 devices for buffering and the JRC NJM4556A as the headphone driver, capable of driving 10.5V into a 150 ohm load.
The module is powered with a bipolar supply (+/-12 to +/-16V) using a power supply such as the PSU-12. The module measures 66mm x 82mm.