The Voice of America is set to launch a new communication service on shortwave radio with interesting implications for information flow in crisis situations or under repressive regimes.
Called Radiogram, the service uses digital encoding to transmit text and images via analog shortwave broadcasts. The transmissions themselves sound much like old dial-up modems (at root the technologies are identical, in that both involve the conversion of data to audio), but when decoded on an equipped receiver or computer the text and images appear. Continue reading “VOA's Radiogram Brings New Utility to Shortwave”