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

    Coin-flipper
    555-Beep-transformer
    optically coded key
    IR Demodulator
    Wireless mains voltage tester
    Hartley Oscillator Calculator
    Electronic Dictionary Radar Terms
    Buick LeSabre
    Custom Fan Controller
    SOS Alarm centralized control circuit
    Constituted by the PGA103 programmable gain instrumentation amplifier circuit diagram



    Top