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Automatic direction finder

An automatic direction finder (ADF) is a marine or aircraft radio-navigation instrument that automatically and continuously displays the relative bearing from the ship or aircraft to a suitable radio station. ADF receivers are normally tuned to aviation or marine NDBs (Non-Directional Beacon) operating in the longwave band (LW) between 190 – 535 kHz.…

Music & Measurement

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Explore the main themes, entities and connections around Automatic direction finder. Start with the topic map, then use the sections below for research and deeper semantic analysis.

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Stages

Radio magnetic indicator (RMI)

Advanced semantic analysis

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Map overview Semantic statistics

Automatic direction finder

Nodes19
Edges18
Triples2
Avg. degree1.89
Density0.105263
Components1

How this topic connects Entity context

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Important terminology Word statistics

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Important terminology

adf aircraft direction station beacon needle bearing receivers indicator radio heading rmi aviation marine antenna error quadrantal use also magnetic

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
GPSinstance oftheir use has declined with the growth of satellite-based navigation systems0.80text
the implementation of Performance-Based Navigationinstance oftheir use has declined with the growth of satellite-based navigation systems0.80text

Related concept clusters Concept neighborhoods

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