VLF has various meanings in the Transportation category. Discover the full forms, definitions, and usage contexts of VLF in Transportation.
Very low frequency is the ITU designation for radio frequencies (RF) in the range of 3 kHz to 30 kHz and wavelengths from 10 to 100 kilometres. Due to its limited bandwidth, audio (voice) transmission is highly impractical, and therefore, only low data rate coded signals are used.
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