RF field detector circuit diagram


Posted on Feb 5, 2014

An RF field detector circuit that can be used in measurement and verification stage power antennas and transmitters can be designed using some transistors and common electronic components. This RF field detector circuit is designed with a radio frequency transistor type MOS-FET with two gates.


RF field detector circuit diagram
Click here to download the full size of the above Circuit.

Gain factor is set by the potentiometer P1. S2 switch allows selecting one of three ranges: 480 kHz ... 2.4 MHz (L1), 2.4 ... 12 MHz (L2) and 12 ... 40 MHz (L3). A telescopic antenna with a length of 30 cm is sufficient for the antenna.




Leave Comment

characters left:

Related Circuits

  • New Circuits

    .

     


    Popular Circuits

    Simple-time-delay
    555 IC Linear Ramp (Sawtooth) Generator/Oscillator
    Fundamentals of Transistor Oscillators
    Guitar To MIDI Using The LogoChip V2
    Push Button ON-OFF Soft Latch Circuits
    Bank the Chamber of Secrets to prevent security wireless transmitter circuit diagram
    Switching solenoid drive circuit diagram



    Top