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The FAA also pursues a program of aircraft noise control in cooperation with the aviation community. [14] The Federal Highway Administration (FHWA) developed noise regulations to control highway noise as required by the Federal-Aid Highway Act of 1970. The regulations requires promulgation of traffic noise-level criteria for various land use ...
A standard record system for logging the operation of the station. Other important records in accordance with the uniform crime reporting system sponsored by the International Association of Chiefs of Police. The development of the APCO Ten Signals began in 1937 [5] to reduce use of speech on the radio at a time when police radio channels were ...
A police radio 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 ...
Pat and Al Schoeninger live a third of a mile from the Cranston Police Department's gun range, and they say the noise has become unbearable. They want the city to do something about it.
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Noise cameras follow the same basic construction: a microphone linked to an ANPR video camera, mounted at a fixed location or on a mobile tripod. The ANPR camera is triggered when the microphone detects a passing vehicle emitting a sound signal above a pre-set decibel limit, capturing the vehicle registration and giving police or local ...
Industrial noise control is a subset of interior architectural control of noise, with emphasis on specific methods of sound isolation from industrial machinery and for protection of workers at their task stations. Sound masking is the active addition of noise to reduce the annoyance of certain sounds, the opposite of soundproofing.