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21MHz帯 · Vinony

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Amateur radio bands
21MHz帯

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EntityQ191017· pop 7· linked from 98 articles

21MHz帯

amateur radio frequency band

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Image: HEATHKIT HW8 3.JPG

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frequency: 21

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Connections

Categories

Amateur radio bands United States-centric

Sources

wikipedia.externallinksexternallink

International Telecommunication Union

Entity

ultra high frequency

very high frequency

shortwave radio

terahertz radiation

extremely high frequency

super high frequency

medium frequency

continuous wave

amateur radio frequency allocation

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What links here98 pages

amateur radio frequency allocation

amateur radio satellite

Amateur radio in India

slow-scan television

High Speed Telegraphy

amateur television

amateur radio repeater

23-centimeter band

amateur radio direction finding

2200-meter band

International Telecommunication Union