Microcontroller based audio volume level compressor

avr_controlled_circuit_sm

In an effort listen to his music on shuffle without the need to touch the volume knob [Mike] build his own automatic volume leveling hardware. He knows what you're thinking right now: there's software to do that for you. But building the feature in hardware is a great stepping off point for a project. He started the prototype using LabVIEW along with a Mobile Studio development board and a Bus … [Read more...]