Super Simple Oscillator Mixing and Filtering

[Caustic]

You can make a mixer with a summing amp.

Here’s my writeup and bom for the super simple mixer.

LMNC Super Simple Mixer [Strip Board Layout + BOM]

Layout credit: LMNC (Sam Battle) Transcription of instructions: CGS dc mixer in its simplest form basically. I use this circuit in many things. Including the bruel and kjaer fixed filter bank, who’s video I made this strip-board layout for. Remember if you are using a plastic panel, make sure to ground all jack sockets Potentiometers are facing up. Pin 2 of the TL072 is where all the inputs go into, you can actually have as many inputs as you want (in the bruel and kjaer fixed filter bank video…