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The company focuses on station accessories, including antenna tuners and antenna switching equipment. MFJ was founded in 1972 by Martin F. Jue. As of 2014, the company was recognized as the largest producer of amateur radio products worldwide. [2]
Tail fin housing assembly for the AN/ALQ-99 equipment, seen during an EF-111A conversion. The AN/ALQ-99 has been used during the Vietnam War (1972–1973), Operation El Dorado Canyon (1986 American raid in Libya), 1991 Gulf War, Operation Northern Watch (1992–2003), Operation Southern Watch (1997–2003), 1999 Balkans War, 2003 Second Gulf War, and 2011 Operation Odyssey Dawn.
Power Output: 35 to 40 watts Power Source: Vehicle power or generators Antenna: AT-912/VRC or AS-1729/VRC for mobile use, RC-292 for fixed Type of Service: 30K0F3E (FM) vehicular radio Weight: 100 lb (45 kg) Security Could be used with TSEC/KY-8 or KY-38 NESTOR and, later, the KY-57 VINSON secure voice systems
An antenna rotator (or antenna rotor) is a device used to change the orientation, within the horizontal plane, of a directional antenna. Most antenna rotators have two parts, the rotator unit and the controller. The controller is normally placed near the equipment which the antenna is connected to, while the rotator is mounted on the antenna ...
The radio equipment carried by competitors on a course must be capable of receiving the signal being transmitted by the five transmitters and useful for radio direction finding, including a radio receiver, attenuator, and directional antenna. Most equipment designs integrate all three components into one handheld device.
The antecedent of the AN/ARC-5 system was the U.S. Navy's ARA/ATA system, initially deployed in 1940. The designations ARA and ATA are a pre-World War II Navy equipment nomenclature. The major units of the ARA are five receivers covering 0.19 to 9.1 MHz, each unit with its own dynamotor power supply.
Sun Television and Appliances was a speciality retailer of consumer electronics, home appliances, and office equipment founded in 1949 by brothers Macy and Herbie Block. The company had stores in cities throughout the midwest, and also operated stores in rural areas of the United States, where there was no other competition [1] in Ohio, Indiana, New York, Pennsylvania, Maryland, West Virginia ...
Antenna farms have often been the source of complaints from local neighborhoods, particularly when a new tower is added. This has been increasingly so for TV stations, which have been pursuing with alacrity the construction of new digital television antennas. Because many of these towers are already full, or were built well before there was the ...