Simple Lie Detector


Posted on Feb 6, 2014

Here`s a simple lie detector that can be built in a few minutes, but can be incredibly useful when you want to know if someone is really telling you the truth. It is not as sophisticated as the ones the professionals use, but it works. It works by measuring skin resistance, which goes down when you lie. 2. To use the circuit, attach the electrodes


Simple Lie Detector
Click here to download the full size of the above Circuit.

to the back of the subjects hand, about 1 inch apart. Then, adjust the meter for a reading of 0. Ask the questions. You know the subject is lying when the meter changes.




Leave Comment

characters left:

Related Circuits

  • New Circuits

    .

     


    Popular Circuits

    4 input Portable Mixer
    Battery charger with LM317
    Up-Controlled Negative Voltage Converter
    laser asc
    Digital Alarm Speedometer Circuit
    USB Powered Mobile Phone Battery Charger
    2001 Civic A/C Compressor
    LM741 IC for Light Dark Sensor Circuit
    IC Controlled Emergency Light With Charger Circuit
    Theremin
    Schumann Resonance Converter
    How To Build A Keypad-Operated Door-Lock Release
    Bad book is not binding circuit



    Top