Uploaded March 2026 | Updated September 2026, 2 weeks ago

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Maritime Radio Historical Society KOH Radio Station Receiver site.

This coastal radio station communicated with ships at sea for decades using Morse code. The station was originally built by Guglielmo Marconi. The station used two locations: Bolinas, CA, for the transmitting site, and Point Reyes, CA, for the receiving and operations site.

MRHS: radiomarine.org

K7AGE Decrypts KPH's Enigma Message: youtu.be/Y2TU5TtBwhg

#hamradio #KPH #morsecode #cw #RCA #Marconi #shortwave