These are the engineers who maintained and operated KPO's 50,000-watt transmitter in Belmont, mid-1930s.

As a boy, before he started station KFRC, Harrison Holliway displayed an early interest in radio. Here he is shown operating his amateur radio station, 6BN. At a time when most amateurs operated spark transmitters using Morse code, Holliway transmitted with a continuous-wave voice transmitter.

In 1920, he set a world’s distance record for amateur voice communication when he contacted a station in Vancouver, B.C. For a time he also used the station to broadcast daily music programs, when that was still a permitted activity for amateurs.

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17 November 2025 7:52 AM

[…] receiver and first listened in on the airwaves. By 1920, he was operating his own amateur station, 6BN, and was very active in local ham circles. He was President of the Lowell High School Radio Club, […]