Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
37 Cards in this Set
- Front
- Back
|
What does SOI stand for?
|
Signal Operation Instructions
|
|
|
What does the SOI provide?
|
* The organization of stations into nets
* Assigns call signs * Designates Net Control Stations (NCS) * Assigns frequencies * Changes to alternate frequencies * Security Procedures to be used by Radio Operators |
|
|
What Field Manual covers Tactical Single-Channel Radio Communications Techniques?
|
FM 24-18
|
|
|
What percent of slack should you allow when laying WD1 wire?
|
20 percent
|
|
|
Which means of communication is least secure?
|
Radio
|
|
|
What are five methods of communication?
|
# Radio
# Sound # Visual # Messenger # Wire |
|
|
Which means of communication is most secure?
|
Messenger
|
|
|
What is COMSEC?
|
COMmunications SECurity
|
|
|
What is OPSEC?
|
OPerations SECurity
|
|
|
List 5 factors that affect the range of radio equipment?
|
# Weather
# Terrain # Antenna # Power # Location |
|
|
What does NCS stand for?
|
Net Control Station
|
|
|
What does MIJI stand for?
|
Meaconing, Intrusion, Jamming and Interference
|
|
|
What is the range of a TA-1 field phone?
|
Approximately 3.7 miles using field wire
|
|
|
How many volts are in a TA-1 field phone when squeezed?
|
100 volts
|
|
|
What is the maximum effective distance of a TA-312 field phone in wet and dry climates?
|
* Wet - 14 miles
* Dry -22 miles |
|
|
What does CB, LB, and CBS stand for on a TA-312 field phone?
|
# CB-common battery
# LB-local battery # CBS- common battery signaling |
|
|
BA30 batteries should be installed how, in a TA-312 field phone?
|
1 up 1 down
|
|
|
What is WD-1?
|
Communications field wire
|
|
|
What does the “W” and “D” stand for in “WD-1” Wire?
|
Wire Drum
|
|
|
How deep should you dig when laying WD1 wire under hard-packed dirt roads?
|
6 to 12 inches
|
|
|
How deep should you dig WD1 wire in loose or sandy soil?
|
At least 3 feet
|
|
|
How much WD1 wire is on a donut roll (MX306)?
|
1/2 mile
|
|
|
How much WD1 wire is on a DR8 reel?
|
1/4 mile
|
|
|
How far beyond each side of the road should wire be buried?
|
At least 2 ft
|
|
|
WD1 wire must be how high above a road crossing?
|
At least 18 ft
|
|
|
How much tape should you use when taping a splice?
|
At least 4 inches
|
|
|
What device is used to enter FH (Frequency Hop) Data info into the SINCGARS?
|
A MX-10579 ECCM Fill Device
|
|
|
What do the letters AN and PRC stand for?
|
Army/Navy and Portable Radio Communicator
|
|
|
What is an AN/PRC-68?
|
A type of Squad radio small unit transceiver
|
|
|
What is the first thing you do before sending a radio message?
|
Listen to see if the Net is clear
|
|
|
What does SINCGARS stand for?
|
SINgle Channel Ground/Airborne Radio System
|
|
|
How much does the AN/PRC 77 weigh?
|
About 25 lbs
|
|
|
What is the approximate range of the AN/PRC 77?
|
5 to 8 KM
|
|
|
How many channels does the AN/PRC 77 have?
|
920
|
|
|
What type of knot do you use when repairing WD1 wire?
|
A square knot
|
|
|
Most infantry radios are _____ Modulated?
|
FM
|
|
|
What does EPLRS Stand for?
|
Enhanced Position Location Reporting System
|
