Simple Active Mixer on sinlge voltage

Posted on Feb 6, 2014

It`ll work on single supply. I`ve used it when I ran my lunetta on a 9 volt battery for a while and it`s still loud and proud running on my new regulated 5 volt wallwart. If you want one with input gains (to plug in guitars or mics), I made a modified version, also with power regulation to run off of a wall wart without humming. If you don`t need that and just want to run on a 9v battery, then omit the

Simple Active Mixer on sinlge voltage
Click here to download the full size of the above Circuit.

LM317 and caps/resistors connected to it, and hook the + of the battery to the line where the four 10k resistors are, and negative terminal to the bottom line, which is ground:

Leave Comment

characters left:

Related Circuits

  • New Circuits



    Popular Circuits

    Solar power related schematics
    Automatic Headlight Brightness Switch Circuit
    relay circuit
    Automatic Mains Disconnect
    microSD ATmega32 Data-Logger
    Evergreen Exciter for the Special Night
    DC Motor Controller and Tachometer
    Automatic multipurpose emergency lights circuit diagram