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SCR-536 "handie talkie". BC-611 on display at National Cryptologic Museum. The SCR-536 was a hand-held radio transceiver used by the US Army Signal Corps in World War II. It is popularly referred to as a walkie talkie, although it was originally designated a "handie talkie". [1]
Although a relatively large backpack-carried radio rather than a handheld model, the SCR-300 was described in War Department Technical Manual TM-11-242 as "primarily intended as a walkie-talkie for foot combat troops", and so the term "walkie-talkie" first came into use. [3] The final acceptance tests took place at Fort Knox, Kentucky in Spring ...
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.
The AN/PRC-6 is a walkie-talkie (correctly a "Handie Talkie [1]) used by the U.S. military in the late Korean War era through the Vietnam War. Raytheon developed the RT-196/PRC-6 following World War II as a replacement for the SCR-536 "handy-talkie".
The first two-way radio was an AM-only device introduced by the Galvin Manufacturing Corporation in 1940 for use by the police and military during World War II, and followed by the company's 1943 introduction of the Walkie-Talkie, [3] the best-known example of a two-way radio. [4]
WW2 Battlefield Communications. Osprey Publishing Ltd 2010. ISBN 978-184603-847-1; Niccoli, Riccardo. Befehlspanzer. RN Publishing 2014. ISBN 978-88-95011-08-0; Hart, Stephen. Panther Medium Tank. Osprey Publishing Ltd 2003. ISBN 978-1-84176-543-3; Chamberlain, Peter. Encyclopedia German Tanks of World War Two. Arms & Armour 1999. ISBN 1-85409 ...
SCR-284 – was a World War II era combination transmitter and receiver used in vehicles or fixed ground stations. [14] SCR-300 – was a portable radio transceiver used by United States Army Signal Corps in World War II. This backpack-mounted unit was the first radio to be nicknamed a "walkie talkie". [15]
The AN/PRC-77 entered service in 1968 during the Vietnam War as an upgrade to the earlier AN/PRC-25.It differs from its predecessor mainly in that the PRC-77's final power amplifier stage is made with a transistor, eliminating the only vacuum tube in the PRC-25, as well as the DC-DC voltage converter used to create the high plate voltage for the tube from the 15 V battery.