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Email Statistics | May 26, 2016
Schematics Depot >> IR/Ultrasonic >> 40khz IR Tester

40khz IR tester:
40khz IR tester

parts:
R1270 ohm resistor
L1Visible LED
S1On/Off Switch
IR ModuleSharp GP1U5X IR Detect Module (or compatible)


Use this circuit to test if the light coming from your 40khz IR emitter is really emitting the right frequency. The schematic says to use a GP1U5X ir module, but probably any 40khz detector module will work.. I used a GP1U26X module.
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