Radio Frequency Bands

Question 1

ELF - Extremely Low Frequency

Answer 1

Frequency Range: 0 - 3 kHz
Not used by RFA

Question 2

VLF - Very Low Frequency

Answer 2

Frequency Range: 3 - 30 kHz
Long range submarine broadcasts. Not used by the RFA.

Question 3

LF - Low Frequency

Answer 3

Frequency Range: 30 - 300 kHz
Ship and Submarine broadcasts

Question 4

MF - Medium Frequency

Answer 4

Frequency Range: 300 kHz - 3 MHz
Local communication nets, short range commercial, distress and direction finding and certain navigational aids.

Question 5

HF - High Frequency

Answer 5

Frequency Range: 3 MHz - 30 MHz
Ship broadcasts, long range communications, and certain tactical circuits.

Question 6

VHF - Very High Frequency

Answer 6

Frequency Range: 30 MHz to 300 MHz
Short range communications, aeronautical, distress and portable communications.

Question 7

UHF - Ultra High Frequency

Answer 7

Frequency Range: 300 MHz - 3GHz
Short range tactical inter-ship communications, ship-air communications

Question 8

SHF - Super High Frequency

Answer 8

Frequency Range: 3GHz - 30GHz
Radar and satellite communications

Question 9

EHF - Extremely High Frequency

Answer 9

Frequency Range: 30GHz - 300 GHz
Radar