Hello guys I'm trying to replicate this project https://makezine.com/projects/audio-spectrum-analyzer/ since I have quite a few LM324 laying around gathering dust. I've trying simulating it first via multisim before actually building and I keep getting an error. This is how one of the...
hello everyone
I want to build a 50 Hz oscillator circuit using the LM324N IC,
any body have a schematics to how and what components I'm gonna need ?
thanks