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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] [4]
The power was supplied by a BA-37 1.5 volt dry battery for the filament supply and a 103.5 V BA-38 battery for plate supply. [4] Battery life was about one day of normal use. The SCR-536 weighed 5 pounds (2.3 kg) with batteries and 3.85 lb (1.75 kg) without batteries. The unit operated in AM voice mode between 3.5 and 6.0 MHz frequency range on ...
AN/PRC 77 radio and handset American soldier using the KY-38 "man-pack", part of the NESTOR voice encryption system that was used during the Vietnam War. The upper unit is an AN/PRC-77 radio transceiver. The combined weight of the units, 54 pounds (24.5 kg), proved an obstacle to their use in combat.
The Baofeng UV-5R [note 1] is a handheld radio transceiver manufactured by the Chinese manufacturer Baofeng.This model was the first dual band radio (VHF/UHF) to be successfully distributed by a Chinese brand.
There is an optional handset H-33*/PT that can be connected to the AN/PRC-6 by a 5 ft (1.5 m) cable. The RT-196 can be carried over the shoulder using a provided web sling. Rated power output is about 250 mW. The range is about one mile (1.5 km), but much less in jungle. [8] [9]
The communications equipment may include a multi-band receiver/scanner, a citizens band (CB) radio, portable "walkie-talkies" with rechargeable batteries, and a portable battery-powered television. The power supplies may include a diesel or gasoline generator with a one-month fuel supply, an auto battery and charger, extension cord, flashlights ...
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