1. Install battery(ies).
2. Connect TSEC/KY-57 or ANCD to radio (non-ICOM only).
4. Connect handset H-250.
5. Record battery life condition on side of battery.
Figure 5-19. Field radio set AN/PRC-119 with instructions.
a. Advantages of Radio Communications. The radio provides
communications over bodies of water, impassable terrain, and from ground-to-air. Field
radio sets are mobile and wireless. The AN/PRC-119 radio is capable of encrypted
secure communications to prevent the enemy from intercepting messages.
b. Disadvantages of Radio Communications. Radio communications are
subject to natural interference (such as electrical storms) and manmade interference
Some terms used in electronic communication are defined below. Understanding
the terms used and the cipher system is still important in the event COMSEC is
compromised or unavailable.
a. Net. A net is composed of those stations communicating together on the