Communications

VHF

VHF – Very High Frequency – Aviation Term – Abbreviation / Acronym

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Signal-to-noise ratio

Signal-to-noise ratio. An indication of signal strength received compared to background noise, which is a measure of the adequacy of the received signal.

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RF

RF. Radio frequency.

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Radio frequency (RF)

Radio frequency (RF). A term that refers to alternating current (AC) having characteristics such that, if the current is input to antenna, an electromagnetic (EM) field is generated suitable for wireless broadcasting and/or communications.

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ACARS

ACARS – Aircraft Communications Addressing and Reporting System

ARINC communications and address reporting system (digital communications system used primarily for aircraft-to-airline messages)

In 1978 ARINC introduced ACARS (Aircraft Communications Addressing and Reporting System), which

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ARINC

ARINC, as it is known today, was incorporated in 1929 as Aeronautical Radio, Incorporated. It was chartered by the Federal Radio Commission (which later became the FCC) in order to serve as the

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