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Cobra 50 WX ST Handheld CB Radio. Citizens band radio ( CB radio) is a land mobile radio system, a system allowing short-distance one-to-many bidirectional voice communication among individuals, using two-way radios operating near 27 MHz (or the 11-m wavelength) in the high frequency or shortwave band. Citizens band is distinct from other ...
The antenna may not be more than 20 feet (6.1 m) above the highest point of the structure it is mounted to, or the highest point of the antenna must not be more than 60 feet (18.3 m) above the ground (47 CFR 95.408(c)) if installed in a fixed location. CB radios must include AM or SSB modulation and may include frequency modulation.
Bullbars are sometimes used as a platform for mounting spotlights, fishrod holders and vehicle recovery winches. Radio antennas for equipment such as CB radios are often mounted onto bullbars, even though mounting on the roof provides better performance. Mounting on the roof is inconvenient in cities as it typically makes vehicles too tall to ...
In electronics and radio communication, a counterpoise is a network of suspended horizontal wires or cables (or a metal screen), used as a substitute for an earth ( ground) connection in a radio antenna system. It is used with radio transmitters or receivers when a normal earth ground cannot be used because of high soil resistance [1] or when ...
Website. www.cadaudio.com. The Astatic Corporation is a commercial audio products manufacturer founded in Youngstown, Ohio in 1933. Astatic formed CAD Professional Microphones in 1988 as a division of Astatic. The company reorganized as Omnitronics LLC in 2000, and later combined CAD, Astatic and Omnitronics under the CAD Audio brand.
An example of a low-gain antenna is the whip antenna found on portable radios and cordless phones. Antenna gain should not be confused with amplifier gain, a separate parameter measuring the increase in signal power due to an amplifying device placed at the front-end of the system, such as a low-noise amplifier. Effective area or aperture
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