3volt fm transmitter for 88mhz


Posted on Feb 5, 2014

The important allotment of the circuit is formed of the Colpitts blazon oscillator. C3, C4, C5, C6, CD1-CD2 and L1 determines the frequency. BF982 and bifold aboideau MOSFET are alive genitalia in oscillator. When the ascribe impedance of the MOSFET aboideau inputs are high, LC catchbasin is not affected. However transistors force the LC catchbasin an


3volt fm transmitter for 88mhz
Click here to download the full size of the above Circuit.

d account appearance shift. Two disciplinarian stages are added to abstract the antenna from oscillator. First date (BF199) amplifies the low arresting of the oscillator and works as a connected load. The additional date (BFR90) amplifies the arresting activity through the antenna some more. A abbreviate chestnut wire can be acclimated as an antenna here. Attaching a ample antenna to this ambit is accidental because the achievement ability is low.




Leave Comment

characters left:

Related Circuits

  • New Circuits

    .

     


    Popular Circuits

    Linear analog coupler
    Universal-motor speed control
    Radio alarm clock
    home automation Installation
    LED Hat Display with Pong using an Arduino
    Baxandall Tone Control Circuits Using Two Transistor
    16w bridge amplifier using lm383
    radio circuit diagram
    Electronic mosquito repeller
    Laser Diode Circuit
    Vacuum-Tube Voltmeters
    Self-excitation - one short brake circuit
    XTR110 circuit diagram using an external PNP transistor



    Top