GMDSS - GLOSSARY OF TERMS


Browse the glossary using this index

Special | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | ALL

H

H3E

Radiotelephony using amplitude modulation, single sideband, full carrier

HF

High Frequency (3 to 30 MHz)

Homing signals

Locating signals transmitted by a ship in distress or survival craft to provide a bearing for searching vessels and aircraft.

Hz

hertz