Questions tagged [infrared]

Infrared radiation (IR), sometimes called infrared light, is electromagnetic radiation (EMR) with wavelengths longer than those of visible light. It is therefore generally invisible to the human eye.

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Arduino emits signal A (infrared) but another Arduino receives everything but A (IR-LED problem)

Situation: I was trying to make a simple Arduino program that mimics my TV-Remote ON-OFF button. Diagnosis: It just won't work. So just to check I grabbed another Arduino (2) and added my IR-Sensor ...