MF Frequency Table
The MF frequency table primarily includes frequencies such as 2182 kHz, 4125 kHz, 6215 kHz, 8291 kHz, and 12290 kHz. Among these, 2182 kHz serves as the global emergency and safety communication frequency, while the other frequencies are primarily used for ship-to-ship and ship-to-shore communications.
HF Frequency Table
The HF frequency table primarily includes frequencies such as 4125 kHz, 6215 kHz, 8294 kHz, 12290 kHz, 16420 kHz, and 22920 kHz. Of these, 4125 kHz is designated as an emergency communication frequency, while the others are utilized for global and regional communications.
VHF Frequency Table
The VHF frequency table primarily covers the frequency range of 156.025 MHz to 157.425 MHz. Within this range, 156.525 MHz serves as the ship calling frequency, 156.8 MHz serves as the ship emergency communication frequency, and the remaining frequencies are used for ship-to-ship and ship-to-shore communications.
UHF Frequency Table
The UHF frequency table primarily encompasses the frequency range of 300 MHz to 3 GHz. Within this range, the Ultra High Frequency (UHF) band is predominantly utilized for radar and navigation purposes and is generally not used for standard radio communications.
GMDSS Frequency Table
The GMDSS frequency table primarily comprises frequencies for alerting and calling, as well as satellite communication frequencies. The alerting and calling frequencies are 2187.5 kHz, 4207.5 kHz, 6312 kHz, 8414.5 kHz, 12577 kHz, and 16804.5 kHz. Satellite communication frequencies include those associated with systems such as INMARSAT-A, B, C, M, Mini-M, and Fleet-77.
