Aviation Communication and Radio Guide
Radiotelephony provides the means by which pilots and ground personel communicate with each other. Information and instructions transmitted are of vital importance in assisting in the safe and expeditious operation of aircraft.
- Proper phraseology.
- Be aware of the sounds and noises you hear,
- Good pronunciation: Speak slowly in a clear voice, use standard English and standard pronunciation,
- Think before you transmit:,
- Listen before you transmit,
- Wait before trnasmitting again: Controllers can sometimes only answer after a while.
A Alpha AL FAH
B Bravo BRAH VOH
C Charlie CHAR LEE
D Delta DELL TAH
E Echo ECK OH
F Foxtrot FOKS TROT
G Golf GOLF
H Hotel HOH TELL
I India IN DEE AH
J Juliet JEW LEE ETT
K Kilo KEY LOH
L Lima LEE MAH
M Mike MIKE
N November NO VEM BER
O Oscar OSS CAH
P Papa PAH PAH
Q Quebec KEH BECK
R Romeo ROW ME OH
S Sierra SEE AIR RAH
T Tango TANG GO
U Uniform YOU NEE FORM
V Victor VIK TAH
W Whiskey WISS KEY
X X-ray ECKS RAY
Y Yankee YANG KEE
Z Zulu ZOO LOO
Hundred HUN DRED
Words and Phrases
ACKNOWLEDGE Let me know that you have received and understood this message.
APPROVED Permission for proposed action granted.
BREAK Indicates the separation between messages.
BREAK BREAK Indicates the separation between messages transmitted to different aircraft in a busy environment.
CANCEL Annul the previously transmitted clearance.
CHANGING TO I intend to call . . . (unit) on . . . (frequency).
CHECK Examine a system or procedure. (Not to be used in any other context. No answer is normally expected.)
CLEARED Authorized to proceed under the conditions specified.
CLIMB Climb and maintain.
CONFIRM I request verification of: (clearance, instruction, action, information).
CONTACT Establish communications with … (your details have been passed).
CORRECT True or accurate.
CORRECTION An error has been made in this transmission (or message indicated). The correct version is…
DESCEND Descend and maintain.
HOLD SHORT Stop before reaching the specified location .
HOW DO YOU READ What is the readability of my transmission?
I SAY AGAIN I repeat for clarity or emphasis.
MAINTAIN Continue in accordance with the condition(s) specified or in its literal sense, e.g. “Maintain VFR”.
MONITOR Listen out on (frequency).
NEGATIVE No; or Permission not granted; or That is not correct; or Not capable.
OUT This exchange of transmissions is ended and no response is expected.
OVER My transmission is ended and I expect a response from you.
PASS YOUR MESSAGE Proceed with your message.
READ BACK Repeat all, or the specified part, of this message back to me exactly as received.
REPORT Pass requested information.
REQUEST I should like to know … or I wish to obtain…
ROGER I have received all your last transmission.
Note: Under no circumstances to be used in reply to a question requiring a direct answer in the affirmative (AFFIRM) or negative (NEGATIVE).
SAY AGAIN Repeat all, or the following part of your last transmission.
SPEAK SLOWER Reduce your rate of speech.
STANDBY Wait and I will call you.
UNABLE I cannot comply with your request, instruction or clearance.
Unable is normally followed by a reason.
WILCO I understand your message and will comply with it (abbreviation for will comply)
WORDS TWICE As a request: Communication is difficult. Please send every word twice.