Communications CUTF SEVEN No. 3-53 TS 7.5. (15) Provide such other electronic facilities, the operation and maintenance of which are normally considered a responsibility of the Signal Corps, which are within the capabilities of personnel and equipment available. d. Naval Task Group (TG 7.3) (1) Provide internal task group communications to include faci- lities for transmission of contact and amplifying reports and traffic of an administrative nature only between CTG 7.3 and the Navy commands and with naval operating forces not directly concerned with CASTLE. (2) Provide space aboard USS ESTES for housing and operations of one (1) officer and six (6) enlisted men of the communications security monitoring detachment from approximately D-2 thru D/l. (3) Operate and maintain shipboard command and control commnications facilities for CJTF SEVEN and staff afloat to include on- line SIGTOT-SAMSON facilities from the USS ESTES to Relay Center, ENIWETOK. Be prepared to provide, upon request of CJTF SEVEN, communications for CJTF SEVEN to Primary Relay Station, Pearl Har- bor (BHF). . (4) Operate and maintain off-line SIGTOT facilities from Hqs, TG 7.3 afloat (CVE) to Relay Center, ENIWETOK. (5) Provide radio teletype facilities to major relay stations at OAHU (UHP) and KWAJALEIN (JHK) in case of emergency evacuation of ENIWETOK ATOLL. (6) Provide and operate electronic facilities for the detection of possible undesirable surface and underwater activity within the ENIWETOK area, (7) Provide commnications facilities required by the Joint Task Force Weather Central aboard the AGC. (8) Provide standard teletype backup for ships using on-line SIGTOT-SAMSON facilities. (9) Provide commnications and electronics facilities required for air control purposes in the CIC aboard the AGC. (10) Provide and operate communication center and crypto guard facilities at Hqs, TG 7.3 ashore for internal task group communications. (11) Provide commnications facilities, including operation of a radio beacon, required for air control purposes eboard the control (homing) DDE. e. Air Force Task Group (TG _7.4) (1) Operate and maintain internal task group commnications to include weather, aircraft movement, air-ground, air—air navigational communications and communications center (less code room) L-8