COMSEC
Protective measures to deny unauthorized persons information concerning national security
What is supersession
Time particular COMSEC material is no longer eligible for use.
3 types of supersession
Regular-scheduled COMSEC
Irregular-random change occurs as result of use
Emergency- result of compromise.
CEOI
Communications-Electronic Operating Instruction.
Contains technical guidance required to establish and maintain comms support of operations.
Types of radios and frequencies at ACB1
AN/PRC (Army Navy Portable Communication) 117G/Freq 30-2000MHz 152 crypto/Freq 30-512MHz 310 non crypto/Freq 30-512MHz 160 TACCHAT HF RT-1523 SINCARS crafts/Freq 30-87.975MHz