AVR based headphone amp
Here’s an AVR based headphone amp from AVR freaks. Simonetta writes – Headphone amp using National LM4832 audio processor that is controlled through I2C from AVR Tiny13. Unique design has one potentiometer and a single pushswitch. On power-up, the pot controls volume. On first switch press, pot controls treble. Next press, pot controls bass level. […]