Once upon a time, ham radio was all about CW and voice transmissions and little else. These days, the hobby is altogether richer, with a wide range of fancy digital data modes to play with.
HT is an open-source hardware VHF or UHF radio designed to plug into the USB-C port of an Android smartphone and turn it into a handheld ham radio ...
Holger, ZL3IO will be active again as ZL7IO from Chatham Islands, IOTA OC - 038, New Zealand, 6 - 16 October 2025.
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