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Report
COMMUNICATE VIA A TACTICAL
RADIO IN A SECURE NET
TASK: Communicate via a tactical radio in a secure net.
CONDITIONS: Given an AN/PRC-119 or AN/PRC-77, the
required accessories, and a requirement to send a
message.
STANDARDS: As a RadioTelephone Operator (RTO), with
an AN/PRC-119 (dismounted or mounted) or AN/PRC-77
and required accessories, place a message within 3
minutes.
DESCRIPTION OF
EQUIPMENT
DESCRIPTION OF
EQUIPMENT
DESCRIPTION OF
EQUIPMENT
Automated Net Control Device (ANCD)
DESCRIPTION OF
EQUIPMENT
Army Command, Control and Communications requires the
development of leaders with the right combination of skills
essential to the Army's readiness for future operational missions.
The challenge is to provide those avenues to establish and
maintain the individual or unit's needs to communicate.
ESTABLISHING COMMUNICATIONS
1. PLACE THE
RADIO INTO
OPERATION
2. ENTER THE
NET
3. TRANSMIT
A RADIO
MESSAGE
PLACE THE RADIO INTO OPERATION
4 MAJOR STEPS
PRESET
CONTROLS
TEST RT
CIRCUITS
TEST
TRANSMITTER
SET BATTERY
LIFE
CONDITIONS
PLACE THE RADIO INTO
OPERATION
PRESET CONTROLS
1. Turn Function (FTCN) to OFF.
2. Turn RF Power (RF) to
LO.
PLACE THE RADIO INTO
OPERATION
PRESET CONTROLS
3. Turn the Channel
(CHAN) to MAN.
4. Turn the MODE to SC.
PLACE THE RADIO INTO
OPERATION
PRESET CONTROLS
5. Turn the COMSEC to CT.
6. Turn the Volume (VOL) to
MIDRANGE.
PLACE THE RADIO INTO
OPERATION
PRESET CONTROLS
6. Turn the DIM to MIDRANGE.
7. Turn FTCN switch to "TST".
PLACE THE RADIO INTO
OPERATION
TEST RT CIRCUITS
1. Set FCTN to Z-FH.
PLACE THE RADIO INTO
OPERATION
TEST RT CIRCUITS
2. Display shows GOOD.
PLACE THE RADIO INTO
OPERATION
TEST RT CIRCUITS
3. Key handset twice to clear
COMSEC Alarm.
PLACE THE RADIO INTO
OPERATION
TEST RT CIRCUITS
4. Turn FTCN switch to TST.
PLACE THE RADIO INTO
OPERATION
TEST RT CIRCUITS
5. Display should cycle in the sequence shown.
PLACE THE RADIO INTO
OPERATION
TEST RT CIRCUITS
6. Signal strength cycles from LO to HI.
PLACE THE RADIO INTO
OPERATION
TEST TRANSMITTER
1. Set FCTN to SQ ON.
PLACE THE RADIO INTO
OPERATION
TEST TRANSMITTER
2. Key handset.
3. SIG Marker must be in position shown, plus
or minus one position.
PLACE THE RADIO INTO
OPERATION
SET BATTERY LIFE CONDITION
Use when installing
a new battery or
FTCN switch is set
to OFF
PLACE THE RADIO INTO
OPERATION
SET BATTERY LIFE CONDITION
1. Set FTCN to LD
2. Press BATT/CALL and CLR
buttons.
PLACE THE RADIO INTO
OPERATION
SET BATTERY LIFE CONDITION
3. Enter battery life condition numbers (if
battery has previously been used)
and press STO to start clock.
PLACE THE RADIO INTO
OPERATION
SET BATTERY LIFE CONDITION
•A new battery will be set to 00.
•A used battery should have the battery life
condition numbers written on the side of it.
ENTER THE NET
PREPARE RADIO
LOAD
FREQUENCIES
LOAD COMSEC/
FH DATA
ENTER THE NET
PREPARE RADIO
2. Turn COMSEC switch to "CT".
1. Turn FCTN switch to "LD".
ENTER THE NET
LOAD FREQUENCIES
Set the RT Controls:
2. Set MODE to SC.
1. Set COMSEC to PT.
ENTER THE NET
LOAD FREQUENCIES
Set the RT Controls:
3. Set FCTN to Z-FH, TST, and then
to LD.
4. Set CHAN to MAN
ENTER THE NET
LOAD FREQUENCIES
To Load the Frequency:
1. Press FREQ - display
shows 30000.
3. Press STO.
2. Press CLR - display
shows _ _ _ _ _.
• Enter the frequency.
ENTER THE NET
Repeat
each step
for each
frequency
needed.
LOAD FREQUENCIES
To Load the Frequency:
4. Set FCTN to SQ ON.
ENTER THE NET
Load COMSEC/FH Data
2. FCTN should be at LD. 1. COMSEC should be at CT.
3. MODE should be at FH.
ENTER THE NET
Load COMSEC/FH Data
4. CHAN should be at MAN.
5. Press the DATA (4) button to turn
DATA OFF.
ENTER THE NET
Load COMSEC/FH Data
6. Turn on the Automated
Net Control Device (ANCD).
ENTER THE NET
Load COMSEC/FH Data
7. In the display,
select RADIO.
8. Select SEND.
ENTER THE NET
Load COMSEC/FH Data
9. Select send to RADIO.
10. Select ICOM.
ENTER THE NET
Load COMSEC/FH Data
+
11.
Connect
the RT
AUD/FILL
Connector
11½. When the arrow appears in the
lower right hand corner, you must press
the down arrow to proceed!
ENTER THE NET
Load COMSEC/FH Data
12. Set FCTN to LD on the RT.
ENTER THE NET
Load COMSEC/FH Data
13. Load the time as part of ICOM Fill during net
openings and Hot Start late Net entry only
ENTER THE NET
Load COMSEC/FH Data
14. Press LOAD on RT.
ENTER THE NET
Load COMSEC/FH Data
15. The ANCD will show Transfer in progress and
then Transfer Successful.
ENTER THE NET
Load COMSEC/FH Data
16. Turn FCTN to SQ ON.
TRANSMIT A RADIO MESSAGE
Set the Controls
1. MODE to FH/M
2. CHAN to MAN
TRANSMIT A RADIO MESSAGE
5. CHAN to MAN
Set the Controls
3. FCTN to LD
4. MODE to FH/M
TRANSMIT A RADIO MESSAGE
Enter the net.
• Determine the abbreviated call sign and answering
sequence for your duty position
TRANSMIT A RADIO MESSAGE
Respond to the NCS
Respond to the NCS issuing a net call, answering in
alphanumeric sequence. At this time, the NCS acknowledges
and the net is open.
NCS: ECHO THREE ECHO THIS IS ECHO
FOUR SIX-OVER
S-2: ECHO FOUR SIX THIS IS ECHO
ONE THREE-OVER
S-1: ECHO FOUR SIX THIS IS ECHO
THREE NINE -OVER
NCS: ECHO THREE ECHO THIS IS ECHO
FOUR SIX-ROGER-OUT
TRANSMIT A RADIO MESSAGE
Send a message.
• Listen to make sure the net is clear. Do not
interrupt any ongoing communications.
• Call the NCS and tell the operator the priority
of the message you have for his or her station.
• Receive a response from the NCS that he
or she is ready to receive
TRANSMIT A RADIO MESSAGE
Prowords and Pronunciation
Send your message using the
correct prowords and
pronunciation of letters and
numbers.
Get a receipt for the message.
Text for Pronunciation Guide:
PHONETIC ALPHABET
A
ALPHA
C
(AL FAH)
B
BRAVO
(BRAH VOH)
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
JULIETT
(JEW LEE ETT)
K
KILO
(KEY LOH)L
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)
Text for Pronunciation Guide:
PHONETIC ALPHABET
S
SIERRA
U
(SEE AIR RAH)
T
TANGO
(TANG GO)
UNIFORM (YOU NEE FORM)
V
VICTOR
(VIK TAH)
W
WHISKEY (WISS KEY)
X
XRAY
(ECKS RAY)
Y
YANKEE
(YANG KEY)
Z
ZULU
(ZOO LOO)
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
(ZE RO)
of 3
ALPHANUMERIC PRONUNCIATION
NUMERAL
SPOKEN AS
44
FOW-ER FOW-ER
90
NIN-ER ZE-RO
136
WUN TREE SIX
500
FIFE ZE-RO ZE-RO
1200
WUN TOO ZE-RO ZE-RO
1478
WUN FOW-ER SEV-EN AIT
7000
SEV-EN TOU-SAND
16000
WUN SIX TOU-SAND
812681
AIT WUN TOO SIX AIT WUN
SOME COMMON PROWORDS
LISTED ALPHABETICALLY
PROWORD
EXPLANATION
ALL AFTER
I refer to all of the message that follows…
ALL BEFORE
I refer to all of the message that proceeds…
BREAK
I now separate the text from other parts of the message.
CORRECTION
There is an error in this transmission. Transmission continues with the
last word correctly transmitted.
This message contains the number of groups indicated by the numeral
following…
This message contains the number of groups indicated by the numeral
following…
GROUPS
I SAY AGAIN
I SPELL
I shall spell the next word phonetically.
MESSAGE
A message that requires recording is about to follow.
(Transmitted immediately after the call. This proword is not used on nets
primarily employed for conveying messages. It is intended for use when
messages are passed on a tactical or reporting net.)
SOME COMMON PROWORDS
LISTED ALPHABETICALLY
PROWORD
EXPLANATION
MORE TO
FOLLOW
Transmitting station has additional traffic for the receiving station.
OUT
This is the end of my transmission to you and no answer is
required or expected.
OVER
This is the end of my transmission to you and a Response is
necessary. Go ahead transmit.
RADIO CHECK
What is my signal strength and readability (i.e., how do you
hear me)?
ROGER
I have received your last transmission satisfactorily.
SAY AGAIN
Repeat all your last transmission followed by identification data
means "Repeat (portion indicated)."
THIS IS
This transmission is from the station whose designator
immediately follows.
TIME
That which immediately follows is the time or Date\Time group
of the message.
SOME COMMON PROWORDS
LISTED ALPHABETICALLY
PROWORD
EXPLANATION
WAIT
I must pause for a few seconds.
WAIT-OUT
I must pause longer than a few seconds.
WILCO
I have received your transmission, understand it and will comply. To
be used only by the addressee. Since the meaning of ROGER is included
in that of WILCO, the two prowords are never used together.
WORD AFTER
I refer to the word of the message that follows…
WORD BEFORE
I refer to the word of the message that precedes…
LEAVE THE NET
Leave the net in alphanumeric sequence.
• You receive a call from the NCS who
issues a close down order.
• Answer in alphanumeric sequence.
• The NCS acknowledges and the net
is closed.
QUESTIONS?

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