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Jesse Rosenquist (26 August 1899 in Martin, Tennessee, United States – June 1966 in Los Angeles, California, United States) [1] was one of the world's first police radio dispatchers. [ 2 ] A sergeant with the Los Angeles Police Department , he achieved unexpected fame due to the early police radio frequencies being tuned in on home radios ...
It was not until Police Chief Roy E. Steckel, however, that the department was assigned its first Federal Communications Commission license. On May 1, 1931, KGPL, the LAPD's dedicated radio callsign, began broadcasting at 1712 kHz, just above the commercial radio broadcasting frequencies; this was later changed to 1730 kHz.
Reseda / r ə ˈ s iː d ə / is a neighborhood in the San Fernando Valley region of Los Angeles, California. It was founded in 1912, and its central business district started developing in 1915. It was founded in 1912, and its central business district started developing in 1915.
Police radio systems historically used public radio frequencies, and listening to them was, for the most part, legal. Most modern police radio systems switched to encrypted radio systems in the 1990s and 2000s to prevent eavesdroppers from listening in.
The following is a list of FCC-licensed radio stations in the U.S. state of California, which can be sorted by their call signs, frequencies, cities of license, licensees, and programming formats. List of radio stations
A police code is a brevity code, usually numerical or alphanumerical, used to transmit information between law enforcement over police radio systems in the United States. Examples of police codes include " 10 codes " (such as 10-4 for "okay" or "acknowledged"—sometimes written X4 or X-4), signals, incident codes, response codes , or other ...
The following is a list of full-power radio stations, HD Radio subchannels and low-power translators in the United States broadcasting Air1 programming, which can be sorted by their call signs, frequencies, city of license, state and broadcast area.
LTR MultiNet Systems are APCO-16 compliant LTR Trunked Radio Systems and thus are mostly found in use as public safety systems. LTR MultiNet systems usually have one or more "status channels" that act like a control channel in a Motorola or EDACS system, however these channels can also carry voice transmissions simultaneously.