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E. F. Johnson Company

Index E. F. Johnson Company

EFJohnson Technologies is a two-way radio manufacturer founded by its namesake, Edgar. [1]

14 relations: Amateur radio, Citizens band radio, Convention (norm), JVCKenwood, Logic Trunked Radio, Project 25, Public security, Radio receiver, Two-way radio, Vintage amateur radio, Waseca, Minnesota, World War II, Yokohama, Zetron.

Amateur radio

Amateur radio, also known as ham radio, describes the use of radio frequency spectrum for purposes of non-commercial exchange of messages, wireless experimentation, self-training, private recreation, radiosport, contesting, and emergency communication.

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Citizens band radio

Citizens band radio (also known as CB radio) is, in many countries, a system of short-distance radio communications between individuals typically on a selection of 40 channels within the 27 MHz (11 m) band.

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Convention (norm)

A convention is a set of agreed, stipulated, or generally accepted standards, norms, social norms, or criteria, often taking the form of a custom.

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JVCKenwood

JVCKenwood Corp. (Stylized in all-caps) (JVCケンウッド) is a multinational electronics company headquartered in Yokohama, Japan.

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Logic Trunked Radio

Logic Trunked Radio (LTR) is a system developed in the late 1970s by the E. F. Johnson Company.

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Project 25

Project 25 (P25 or APCO-25) is a suite of standards for digital mobile radio communications designed for use by public safety organizations in North America.

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Public security

Public security is the function of governments which ensures the protection of citizens, persons in their territory, organizations, and institutions against threats to their well-being – and to the prosperity of their communities.

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Radio receiver

In radio communications, a radio receiver (receiver or simply radio) is an electronic device that receives radio waves and converts the information carried by them to a usable form.

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Two-way radio

A two-way radio is a radio that can do both transmit and receive a signal (a transceiver), unlike a broadcast receiver which only receives content.

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Vintage amateur radio

Vintage amateur radio is a subset of amateur radio activity and is considered a form of nostalgia or hobby much like antique car collecting, where enthusiasts collect, restore, preserve, build, and operate amateur radio equipment from bygone years, most notably those using vacuum tube technology.

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Waseca, Minnesota

Waseca is a city in Waseca County, Minnesota, United States.

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World War II

World War II (often abbreviated to WWII or WW2), also known as the Second World War, was a global war that lasted from 1939 to 1945, although conflicts reflecting the ideological clash between what would become the Allied and Axis blocs began earlier.

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Yokohama

, literally "Port to the side" or "Beside the port", is the second largest city in Japan by population, after Tokyo, and the most populous municipality of Japan.

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Zetron

Zetron is a manufacturer of the mission-critical integrated communications systems founded in 1980.

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Redirects here:

E F Johnson Company, E.F. Johnson Company, E.F. Johnson, Inc, EF Johnson Company.

References

[1] https://en.wikipedia.org/wiki/E._F._Johnson_Company

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