Radio Etiquette
Do not break into another transmission except in
case of EMERGENCY.
Do not give out location, telephone number on
the radio.
Do not use the radio for personal talk.
Do not use word like FIRE, BOMB etc. on the
radio set. Use code words instead.
FIRE
F – Foxtrot
I – IndIa red Fox
r – romeo
e – echo
BomB
B – Bravo
o – oscar Blue sky
m – mIke
B - Bravo
CODE WORDS / PHONETIC ALPHABETS
PHONETIC ALPHABETS CODE WORDS
Principle of Radio Telephony Procedure
/]l8of] ldnfk ljlwsf l;4fGtx?_
Principle of Radio Telephony Procedure
/]l8of] ldnfk ljlwsf l;4fGtx?_
-s_Brevity -5f]6s/L_
PARTS OF A PORTABLE RADIO HANDSET
•Microphone
•Channel
Selector
•Power Mode
Button
•Push To Talk
Button (PTT)
•Battery Pack
•Antennae
•Volume Selector
•Speaker
•Monitoring Screen
•Keypad
16
PHONETIC ALPHABETS:
•Whenever it is necessary, the letter will be
spoken as follows:
AAlfa JJuliet SSierra
BBravo KKilo TTango
CCharlie LLima UUniform
DDelta MMike VVictor
EEcho NNovemberWWhiskey
FFoxtrot OOscar XX-ray
GGolf PPapa YYankee
HHotel QQuebec ZZulu
IIndia RRomeo
A Alfa (AL-FAH)
B Bravo (BRAH-VOH)
C Charlie (CHAR-LEE) or (SHAR-LEE)
D Delta (DELL-TAH)
E Echo (ECK-OH)
F Foxtrot (FOKS-TROT)
G Golf (GOLF)
H Hotel (HOH-TEL)
I India (IN-DEE-AH)
J Juliett (JEW-LEE-ETT)
K Kilo (KEY-LOH)
L Lima (LEE-MAH)
M Mike (MIKE)
PHONETIC ALPHABETS:
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)or (OO-NEE-FORM)
V Victor (VIK-TAH)
W Whiskey (WISS-KEY)
X Xray (ECKS-RAY)
y Yankee (YANG-KEY)
z Zulu (ZOO-LOO)
PHONETIC ALPHABETS:
1 One (WUN)
2 Two (TOO)
3 Three (TREE)
4 Four (FOW-ER)
5 Five (FIFE)
6 Six (SIX)
7 Seven (SEV-EN)
8 Eight (AIT)
9 Nine (NIN-ER)
0 Zero (ZEE-RO
PHONETIC ALPHABETS:
RADIO NET
•A number of radio stations operating on the same frequency
for the purpose of communication with one another is
termed a radio net.
-/]l8of] g]6_
-Pp6} lk|mSj]G;Ldf cfk;df ldnfk sfod u/L
/x]sf /]l8of] :6]zgx?nfO{ /]l8of] g]6 elgG5 ._
01 ZULU/ZERO/A1
6
02
(OPS Manager)
07
(Head Guard)
03
(Supervisor)
04
(Main Gate/
Turning point)
05
(Restaurant)
06
(Station Manager)
Control Station
LINK /CALL SIGN
•A call/link sign is a group of letters or letters and figures
allocated to a station on a radio communication network,
for concealing the identity of the station calling an
answering call.
-lnÍ÷sn
;fO{g_
cIf/ jf b'j} c+s / cIf/ ldn]/ ag]sf]] Pp6f ldl>t
;d"x,h;nfO{ af]nfpg] / af]nfO{g] /]l8of] :6]zgx?
sf] klxrfg 5'kfpg k|of]u ul/G5 .
No.1
STN
No.2
STN
No.3
STN
No.4
STN
DEF/E/A2/K2/DG
ABC/D/A1/K1/MD
GHI/F/A3/K3/HRD
JKL/G/A4/K4/TM
ZULU/ZERO/A16
Control Station
LINK /CALL SIGN
•Abbreviated designation could be used as link/call sign.
However, this would not provide adequate security cover to
designations calling and answering.
-lnÍ÷sn
;fO{g_
cf]xbf (Designation) nfO{ klg lnÍ (Link Sign) sf] ?kdf k|of]u
ug]{ k|rng cjnDag u/]sf] kfO{Psf] 5 . h:t} (Training
Manager) nfO{ af]nfpsf] nflu Call Sign (TM) (Tango Mike) k|of]u
ul/G5 . o:tf] sn ;fO{gsf] k|of]u ubf{ /]l8of]df s'g s'g
jf]xbflar jQf{ eO{/x]sf] 5, ;/f]sf/ gePsf JolQmx?n]
klg ;'g]/ cgdfg u/L yfxf kfpg ;Sb5g .
No.1
STN
No.2
STN
No.3
STN
No.4
STN
DEF/E/A2/K2/DG
ABC/D/A1/K1/MD
GHI/F/A3/K3/HRD
JKL/G/A4/K4/TM
ZULU/ZERO/A16
Control Station
TYPES OF CALL
•There are four types of calls as under
-sn k|sf/_
sn lgDg rf/ k|sf/sf] x'G5a*&-–te1)––
Single callk–>aI
m
-l;Ugn
sn_!o–'*2–te1)––e
Multiple call krd4= I
m
-dN6Lkn
sn_kt'e1)––e
Net call ka 4I
m
-g]6
sn_kt'e1)––e3*'4et51t2'* &e
Net call with exception km l=Iy4 aI-tl mI–Fa I
a 4m
-s]xL :6];g jfx]s ul/g]
g]6sn_
No.1
STN
No.2
STN
No.3
STN
No.4
STN
DEF/E/A2/K2/DG
ABC/D/A1/K1/MD
GHI/F/A3/K3/HRD
JKL/G/A4/K4/TM
ZULU/ZERO/A16
Control Station
STANDARD PHRASES
•Some of the frequently used phrases are
given below:
Overx
1
My transmission has ended and I expect to hear a further
transmission form you on this subject.
STANDARD PHRASES
Out /Roger & Outc
2
My transmission is ended and I do not expect you to make further
transmission on this subject.
STANDARD PHRASES
Out to your
3
I am finished with you and about to call another station: No reply
is expected from you.
STANDARD PHRASES I
4
Wait /Standby
Wait and I will call you back in a few second.
STANDARD PHRASES v
5
Wait Out
I have finished for the time being and will call you again later.
Other station may transmit.
STANDARD PHRASES s
6
Wilco
Message received, understood, and will be completed with
accordingly.
STANDARD PHRASES k
8
Acknowledge
Let me know that you have received and understood this
message.
STANDARD PHRASES
9
Ok
Everything is ok or normal situation .
STANDARD PHRASESaer–mchBrvrFcsBrleukryc--hc
Go Ahead / Send your message.
10
I am ready to receive your message. Carry on. Proceed with your
message.
STANDARD PHRASESFhlrhhsr
Say again. 11
Re- transmit your message or repeat again.
STANDARD PHRASESrFhlrhhs F
I Say again. 12
I repeat for clarity.
STANDARD PHRASESochcr
Negative. r
13
No or that is not correct.
Yes or that is correct.
STANDARD PHRASESIe-cr
Positive. I
14
STANDARD PHRASESekkcesr
Correction. v
15
An error has been made in the transmission.The correct version
is……………….
STANDARD
PHRASESthBermc !rne"rBerleurkchBrycrekr
tc#ekrylr-sh$
Radio check, How do you read me or
Report my signal.s
16
What is readability of my transmission ?
STANDARD PHRASES F
17
Perfectly Readable
OR
Loud and Clear
OR
Strength 5
Signal is very good. Perfectly readable
STANDARD PHRASES F
18
Readable
OR
Strength 4
Signal is good; readable
STANDARD PHRASES F
19
Readable with difficulty
OR
Strength 3
Signal fairly good; readable, but with difficulty.
STANDARD PHRASES
20
Readable Now and then
OR
Strength 2
Signal weak; readable now and then
STANDARD PHRASES F
21
Unreadable
OR
Strength 1
Signal very weak; voice communication impossible
STANDARD PHRASES
Roger
Used by the receiving station to indicate that it has received and
understood the message.
22
PRACTICE MAKES MAN PERFECT
PRIOR TO TRANSMITTING :
Before you start to transmit you must make sure of the following factors:
1. Ensure that your radio is switched on.
2. Ensure that you have selected the correct frequency.
3. Ensure that the volume is turned – up and no one else is transmitting.
4. Think of what you want to say and how you say it before you transmit .
5. When you are not sure what was said to you, ask ‘’ Say again ‘’.
6. Make sure that you are not using a faulty radio .
7. Don’t speak immediately when you press the PTT ( Push To Talk ) bottom.
Wait a few second.
8. Speak clearly in a normal voice with the radio about 2 inches from your
lips.
RT PROCEDURE
EXERCISES
RADIO CHECK/STAND BY OVER.
CONTROL STATION (C): ALL STATION THIS IS “C” STAND BY
OVER.
STATION (TD1): “C” THIS IS “TD1” GO AHEAD / SEND
YOUR
MESSAGE OVER.
CONTROL STATION (C): ALL STATION THIS IS “C” RADIO
CHECK OVER.
STATION (TD1): “C” THIS IS “TD1” YOU ARE LOUD AND
CLEAR
OVER.
CONTROL STATION (C): “TD1” ROGER
STATION (TD2): “C” THIS IS “TD2” STRENGTH - 5 OVER.
CONTROL STATION (C): “TD2” ROGER
RT PROCEDURE
EXERCISES
REPORTING THE NUMBER OF GUARDS
CONTROL STATION (C): ALL STATION THIS IS “C” SEND YOUR
TOTAL NUMBER OF GUARD IN YOUR POST OVER.
STATION (TD1) :“C” THIS IS “TD1” TOTAL NUMBER FIGURE ONE
ONE (11) OVER.
CONTROL STATION (C): “TD1” ROGER.
STATION (TD2): “TD2” FIGURE 15 (ONE FIVE) OVER.
CONTROL STATION (C): “TD2” ROGER.
RT PROCEDURE
EXERCISES
REPORT TO CONTROL STATION
CONTROL STATION (C): ALL STATION THIS IS “C” SEND
YOUR TEAM LEADER TO THE CONTROL STATION BY 0900 Hrs.
OVER.
STATION (TD1): “C” THIS IS “TD1” WILCO OVER.
CONTROL STATION (C): “TD1” ROGER AND OUT.
STATION (DT2): “C” THIS IS “TD2” SAY AGAIN OVER.
CONTROL STATION (C): “TD2” SEND YOUR TEAM LEADER TO
THE CONTROL STATION BY 0900 Hrs. OVER.
STATION (TD2): WILCO OVER.
CONTROL STATION (C): “TD2” ROGER AND OUT.
RT PROCEDURE
EXERCISES
ACKNOWLEDGE OVER
CONTROL STATION (C): ALL STATION THIS IS “C” SEND
YOUR ONE PERSON TO CONTROL STATION BY 1300 HRS,
ACKNOWLEDGE OVER.
STATION (TD1): “C” THIS IS “TD1” SEND ONE PERSON TO
CONTROL STATION BY 1300 HRS, OVER.
CONTROL STATION (C): “TD1” ROGER
STATION (TD2): “C” THIS IS “TD2” MESSAGE COPIED OVER.
CONTROL STATION (C): “TD2” ROGER
RT PROCEDURE
EXERCISES
CONTROL STATION (C): “TD1” THIS IS “C” GUARD RAM BAHADUR
THAPA MAGAR WILL ARRIVE THERE AT 1400 (ONE FOUR ZERO
ZERO) Hrs. OVER .
STATION (TD1): “C” THIS IS “TD1” ROGER .
CONTROL STATION (C): “TD1” OUT TO YOU OVER .