Loudmouth
2018-11-10 10:47 by Ian
Loudmouth is my 8-channel network-connected audio amplifier. It contains a RasPi3 wearing an AudioInjector Octo hat. This is a machine I started building in 2018 to pipe audio to different rooms in my house.
Sloppily grafted onto this is ViamSonus, followed by some audio interface circuitry, and finally, a quartet of stereo amplifiers.
The amplifiers are powered by a 36V power supply, with the digital electronics being fed from an independent 5V supply.
ViamSonus is controlled from a userspace program on the Raspi, which runs as a background daemon. It communicates with loudmouth via i2c,
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