ElectroMaster
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ElectroMaster submitted a new article:
Simple Lie Detector - Here's a simple lie detector that can be built in a few minutes, it is mean for fun and is obviousl
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Simple Lie Detector - Here's a simple lie detector that can be built in a few minutes, it is mean for fun and is obviousl
Here's a simple lie detector that can be built in a few minutes, it is mean for fun and is obviously not very accurate. It works by measuring skin resistance, which goes down when you lie.
Schematic
View attachment 56753
Parts
R1 - 33K 1/4W Resistor
R2 - 5K Pot
R3 - 1.5K 1/4W Resistor
C1 - 1uF 16V Electrolytic Capacitor
Q1 - 2N3565 NPN Transistor
M1 - 0-1 mA Analog Meter
MISC - Case, Wire, Electrodes (See Nots)
Notes
1. The electrodes can be...
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