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A walkie-talkie, more formally known as a handheld transceiver, HT, or handheld radio, is a hand-held, portable, two-way radio transceiver.Its development during the Second World War has been variously credited to Donald Hings, radio engineer Alfred J. Gross, Henryk Magnuski and engineering teams at Motorola.
7. 1966 Batman Walkie Talkies. RetroGamePlanet / ebay. Sold for: $8,125. What kid doesn’t love a good set of walkie-talkies? Brand them with Batman in the 1960s and you’ve got a best-selling ...
Al Gross – father of Walkie Talkies — Short article on Al Gross from a PMR446 website. Interview with Al Gross from 1999 [dead link ] About.com article on walkie-talkie; Al Gross recorded interviews and extensive biography; Al Gross Obituary — Audio interview; Hamgallery.com tribute; Al Gross — Prominent Member of EMC Society
The bizarre sighting landed the New Jersey airport in the No. 8 slot on the agency’s Top 10 list of most unusual finds at checkpoints last year.
Although a PoC radio is a walkie-talkie-like device, [8] there are substantial differences between them. [9] Compared to the latter, the former has a wider range of channels, covers a wider area, and does not require a license to transmit. [9]
Motorola T5320 FRS handheld radio. The Family Radio Service (FRS) is an improved walkie-talkie radio system authorized in the United States since 1996. This personal radio service uses channelized frequencies around 462 and 467 MHz in the ultra high frequency (UHF) band.
Walkie-Talkies. We all have long-range walkie talkies now called cell phones, but back in the day, it wasn’t uncommon for kids to keep their parents up at all hours of the night talking to the ...
For example, a walkie-talkie or a DECT phone or so-called TDD 4G or 5G phones requires only a single frequency for bidirectional communication, while a cell phone in the so-called FDD mode is a full-duplex device, and generally requires two frequencies to carry the two simultaneous voice channels, one in each direction.