VU Meter Driver Board - with a few tweaks

Hey guys, I’d really appreciate it if you could help me out for a moment. I'm working on a design for an analog VU meter. 1. I have +16V, -16V, and 0V available for the power supply. 2. I’ve tried to replicate the circuit from an existing VU meter driver board (some generic China-made version), that does work perfectly with the VU meter I have. requirements: - the goal is to separate the power circuit from the signal path. - I would like to use an opa2134 instead of the original... Read more