Telephone Headgear


Posted on Feb 6, 2014

Telephone Headgear. Acompact, inexpensive and low component count telecom head- set can be constructed using two readily available transistors and a few other electronic.


Telephone Headgear
Click here to download the full size of the above Circuit.




Leave Comment

characters left:

Related Circuits

  • New Circuits

    .

     


    Popular Circuits

    LED mood Lamp with PIC16F628
    Digital Compass
    Cipher scheme of the module of infrared remote-control between two parties of intellectual family
    catalinbread super charged overdrive
    Driving a fluorescent tube
    Cool small Circuits
    SPI-Flash Programmer 3.7
    Yaesu G-400 Antenna Rotator Controller
    A high-power DC motor overcurrent protection circuit



    Top