Fm Stereo Transmitter Circuit


Posted on Sep 9, 2012

A BA1404 IC is used to generate a complete FM MPX signal. The chip contains all of the necessary circuitry. CI and R3, and R4 and C4 provide pre-emphasis. The transmitter runs on a single AA cell. L3 is 3 turns of #20 wire on a Ke drill (for a form). L3 is long. L4 is 4 turns #20 wire on `Me drill bit, spaced to %.


Fm Stereo Transmitter Circuit
Click here to download the full size of the above Circuit.

If monophonic operation is wanted, omit C5 and the 38-kHz oscillator components.




Leave Comment

characters left:

Related Circuits

  • New Circuits

    .

     


    Popular Circuits

    Highly Stable 60Hz Sine-Wave Source Circuit
    22 Watts Mini Subwoofer Circuit TDA1516 with Adjustable Frequency
    DIY ECC802S (12AU7 / ECC82) Vacuum Tube SRPP Preamplifier
    electronic touch switch
    Wien Bridge Oscillator
    Dodd Station
    1kHz square wave signal source circuit
    Osteoarthritis treatment circuit



    Top