: Joi “Task Feree SEVEN Task Group 7.3 Washington 25, D.C. 7 December 1953, 1200R Operetion. Plan CTG 7.3 No, 1453 ANNEX F COMMUNTC..TIONS 1, Generel This annex supplements Annex L of CJTF SEVEN OpPlan 3-53, USF 70(B) and JANAP 195(C). This Communication Plan is effective upen receipt fer training and planning purposes and is fully effective upen reporting to CTG 7.3 for »perational eomtrol. 2. 200, BASICCOMMUNICATION PLAN a. USF 70(B) 4s the Basic Commnication Plan and JANAP 195(C) is the basic Frequency Plan for the U. S, Naval Service, Mummbered articles in this plan constitute modification or amplification te similarly nun—- bered articles of USF 70(B). Chapters and articles of USF 70(B) not modified sr amplified herein are to be cemsidered effective and are to form an integral part of these instructions. ke CommunicationRehearsals. ducted in preparation for shots, Communication rehears2ls will be con- All circuits will be activated simil- taneously to detect interference and to test satisfactory eperaticn. CJTF SEVEN and CTG 7.3 will issue rehearsal instructions. c, Communication Readiness. Since the success ef the entire oper- ation depends upon reliable rapid commmications, it is mest impertant that all ships and units achieve and mintain the highest possible state of communications readiness, both in mteriel and operation. Maximm practicable training ef personnel, especially in the use of CASTIE equipment, should be accomplished prior to reporting. d. CommnicationOperationInstructions_(COI's). Numbered Communi- cation Operation Instructions (COI's) are published ty CJTF SEVEN as necessary, and will be distributed to TG 7.3 units by CTG 7,3. COI's will take precedence over any conflicting instructiens centained herein. es Promulgatinn of this Plan. Sufficient copies of this commni- cation plan will be made avilable to eech unit to permit placing one or more copies in each commmication space where adequate security is available, Supervisory personnel mst be thoroughly familiar with the plan. Comments and recommendations fer improvement of the plan are invited. 3, 210. Clase "E" Messages. The Class "E" messuge privelege is extended to Army, air Force, and AEC civilian personnel emterked, RG Z7yu DeheNn le Nuclear Location Fl Agency WNRC Access Nu. GJ) AF I7Z4o Box tfrg FolderJrE72-3 Opevatioy Play WO. (~63 »3&