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After the war the FCC allocated the first frequencies for personal radio services; the Citizens' Radio Service Frequency Band (1946). Gross formed Gross Electronics Co. [ 5 ] to produce two-way communications system to utilize these frequencies, and his company was the first to receive FCC approval in 1948. [ 2 ]
A shackle code is a cryptographic system used in radio communications on the battle field by the US military, the Rhodesian Army, and the Canadian Army, among other English speaking militaries which might not distribute or require sophisticated one-time use pads. It is specialized for the transmission of numerals.
Martin-Omaha B-29-35-MO Superfortress 44-27297 "Bockscar". [1]This is a list of Boeing B-29 Superfortress units consisting of nations, their air forces, and the unit assignments that used the B-29 during World War II, Korean War, and post war periods, including variants and other historical information
Some Code Talkers such as Chester Nez and William Dean Yazzie (aka Dean Wilson) continued to serve in the Marine Corps through the Korean War. Rumors of the deployment of the Navajo Code into the Korean War and after have never been proven. The Code remained classified until 1968.
Radio jamming is the deliberate blocking of or interference with wireless communications. [1] [2] In some cases, jammers work by the transmission of radio signals that disrupt telecommunications by decreasing the signal-to-noise ratio.
Pyongyang Sally was an English-speaking woman on North Korean radio stations who broadcast propaganda to U.S. troops during the Korean War. This was used with other forms of propaganda including air-dropped leaflets. See also. North Korea portal; Radio portal; Hanoi Hannah; Lord Haw-Haw; Propaganda in North Korea; Seoul City Sue; Tokyo Rose ...
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.
As citizens band radio has been advertised in the US since before 1962, [3] it is possible that a number of these radios were brought into the UK and used illegally. [4] In the period 1976–1978, CB radio in Britain was much popularised by novelty hit songs [5] and its use in the film Convoy and the usage of illegal CB radio peaked in 1980 ...