Headphone out

A project log for TAS2521 Digital Audio Out Flex Module

Digital class D amplifier that accepts i2s input and provides speaker and headphone output. For sale on Tindie.

Chris HamiltonChris Hamilton 08/17/2015 at 19:280 Comments

We will need to be delicate with the headphone out if trying to use it as a line in for various other Flex Modules. The impedance will be wrong obviously, but some boards do have no protection on negative signals.