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20 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%
Which means of communication is least secure?
Radio
What are five methods of communication?
1. Radio
2. Sound
3. Visual
4. Messenger
5. Wire
Which means of communication is most secure?
Messenger
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 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
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
What does EPLRS stand for?
Enhanced Position Location Reporting System