Radio Communication

RADIO CONVENTIONS AND TRANSMISSIONS OF LETTERS:

The phonetic alphabet must be used when giving call-signs, when spelling a word or when saying individual letters:

A Alfa
B Bravo
C Charlie
D Delta
E Echo
F Foxtrot
G Golf
H Hotel
I India
J Juliett
K Kilo
L Lima
M Mike
N November
O Oscar
P Papa
Q Quebec
R Romeo
S Sierra
T Tango
U Uniform
V Victor
W Whiskey
X Xray
Y Yankee
Z Zulu

Some common abbreviations spoken as initial letters:

ETA - Estimated Time of Arrival
ETD - Estimated Time of Departure
IMO - international Maritime Organization
SAR - Search And Rescu
UTC - Universal Time Co-ordinated
VHF - Very High Frequency

Some common abbreviations spoken as words:

AMVER - Automated Mutual Vessel system
IALA - International Association of Lighthouse Authorities
LASH - Lighter Aboard Ship System
RORO - Roll On-Roll Off

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