cellular phone detector circuit schematic


Posted on Feb 5, 2014

Using this electronic schematic, can be designed a very simple cellular phone detector circuit which can sense the presence of an activated mobile cell phone from a distance of one and-a-half meters. The C3 capacitor must have leads length of 18 mm with 8 mm spacing between leads to obtain the desired frequency. This small disk capacitor acts as


cellular phone detector circuit schematic
Click here to download the full size of the above Circuit.

a small gigahertz loop antenna to collect the RF signals.




Leave Comment

characters left:

Related Circuits

  • New Circuits

    .

     


    Popular Circuits

    3 LED Car battery Indicator
    Ultraviolet light source UV-80 for PCB exposure
    FM Transmitter Circuit Type Versatile
    Auto Shut Off Tone Generator
    Basics 06 Mod
    Electric Guitar Preamplifier
    Adjustable voltage with adjustable current limit circuit
    PlayPICG
    How Does DC to AC Inverter Circuit Works
    LED TesterCircuit



    Top