Tag: 38 kHz infrared

Oscilloscope capture of a real IR command annotated with Header MARK, Header SPACE, MARK, SPACE and repeated transmission.

How an IR Remote Control Works: Carrier, MARK, SPACE and NEC Protocol

Written by giux | Published on Sep 6, 2026 | No comments

How an IR remote control works, explained from real oscilloscope measurements: carrier, MARK, SPACE, header, bit timing and NEC identification.

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