DIY Test Equipment for Audio and Ham Radio Enthusiasts


Posted on Feb 4, 2014

This neat device replaces the input transistors and associated circuitry on one TO-220 style device. I had some driver boards made by my printed circuit house and decided that replacing the original driver board with the new PCB.


DIY Test Equipment for Audio and Ham Radio Enthusiasts
Click here to download the full size of the above Circuit.




Leave Comment

characters left:

Related Circuits

  • New Circuits

    .

     


    Popular Circuits

    Stable Vfo
    Solid-State Relay
    Speed-Control Switch Circuit
    Randomness
    proximity alarm circuit
    Research and Development
    Picaxe clock
    Single-Shot Auto-Charge Flash Circuit



    Top