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An aircraft equipped with only a VHF receiver is attempting to tune into a VOLMET frequency. Which frequency should be selected?

  • A

    109.55 MHz

  • B

    10955 kHz

  • C

    124.55 MHz

  • D

    12455 kHz

Always be careful with the units in these questions, the examiner may try to trick you with kHz, MHz etc.

VHF-VOLMET transmits between 118 - 136.975 MHz providing meteorological information for aircraft in-flight, including:

  • METAR
  • SPECI
  • TAF
  • and SIGMET

Note: The frequencies in the range 108.0 - 117.975 MHz are reserved for navigational aids.

FREQUENCY BANDFREQUENCIESWAVE BANDWAVE LENGTH
VLF - Very Low Frequency3 – 30 kHzVery Long100 km – 10 km
LF – Low Frequency30 – 300 kHzLong10 km – 1 km
MF – Medium Frequency300 – 3000 kHzMedium1 km – 100 m
HF – High Frequency3 – 30 MHzShort100 m – 10 m
VHF – Very High Frequency30 – 300 MHzShort10 m – 1 m
UHF – Ultra High Frequency300 – 3000 MHzUltra Short1 m - 10 cm
SHF – Super High Frequency3 – 30 GHz
(3000 – 30 000 MHz)		Super Short10 cm – 1 cm
EHF – Extremely High Frequency30 – 300 GHzExtremely Short1 cm – 1 mm

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