Search Results for: Radio navigational aid apparatus
in the town. baird built what was to become the world's first working television set using items including an old hatbox and a pair of scissors, some darning needles, a few bicycle light lenses, a used tea chest, and sealing wax and glue that he purchased. [ ] in february , he demonstrated to the radio
(today, we refer to "ultra short waves" as the vhf band.) however, contrary to some reports, these transmissions were far from the first vhf telecasts. in , the us federal radio commission allocated vhf television bands. from to , station w xd in milwaukee, wisconsin, transmitted some of the first vhf...
https://www.newworldencyclopedia.org/entry/John_Logie_Baird