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Voxx International Corporation is an American consumer electronics company founded as Audiovox Corporation in 1960, and renamed Voxx in 2012. It is headquartered in Orlando, Florida . The company specializes in four areas: OEM and after-market automotive electronics , consumer electronics accessories, and consumer and commercial audio equipment .
The earliest known manual for the PRC-6 was the preliminary manual printed by Raytheon in 1949. [3]The AN/PRC-6 was designed and used by the US military during the Korean War, and was in use by the US Marine Corps as late as 1972.
The NATO Military radios use 150.0 Hz, and this can be found in the user manuals for the radios. Some areas do not use certain tones. For example, the tone of 100.0 Hz is avoided in the United Kingdom since this is twice the UK mains power line frequency; an inadequately smoothed power supply may cause unwanted squelch opening (this is true in ...
GMRS radios are typically handheld portable (walkie-talkies) much like Family Radio Service (FRS) radios, and they share a frequency band with FRS near 462 and 467 MHz. Mobile and base station-style radios are available as well, but these are normally commercial UHF radios as often used in the public service and commercial land mobile bands ...
Typical walkie-talkies resemble a telephone handset, with a speaker built into one end and a microphone in the other (in some devices the speaker also is used as the microphone) and an antenna mounted on the top of the unit. They are held up to the face to talk. A walkie-talkie is a half-duplex communication device. Multiple walkie-talkies use ...
Since 3 February 2004, the Infocomm Media Development Authority of Singapore (IMDA) has allocated the 446.0–446.1 MHz frequency band for low-powered walkie-talkies on a non-interference, non-protected and shared-use basis.
Motorola T5320 FRS handheld radio. The Family Radio Service (FRS) is an improved walkie-talkie radio system authorized in the United States since 1996. This personal radio service uses channelized frequencies around 462 and 467 MHz in the ultra high frequency (UHF) band.
A PoC radio (short for push to talk over cellular radio [2]), also known as PTToC radio, [3] is an instant communication device that is based on the cellular network. [4] It is a radio device that incorporates push-to-talk technology into a cellular radio handset. [5]
