Apparatus or circuits at the receiving end

Full Title

Apparatus or local circuits for transmitting or receiving dot-and-dash codes, e.g. Morse code (teaching apparatus therefor G09B; telegraph tapping keys H01H21/86) > Apparatus or circuits at the receiving end

Child Classifications

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• H04L 15/26 operating only on reception of predetermined code signals, e.g. distress signals, party-line call signals
• H04L 15/28 Code reproducing apparatus
• H04L 15/34 Apparatus for recording received coded signals after translation, e.g. as type-characters