C) . | | 2D CONFIDENTIAL Ce ‘runsOm Chom NO, 2053 COMMUNICATIONS - - FS - * ° HEADQUARTERS - TASK GROUP 7.4, PROVISIONAL mo - Kirtland Air Force Base, New Mexico 6 Octoberr 2953, 1800 rT 1. _GUNRRAL ZONTSPT OF CONOUNTCA TIONS-RLECTRONTOS OPERATIONS. ae Communieations~Electronics facilities for "TIGR caT™ wild “consist of the following: Ce wo y re ~ , F lo. (1) Airborne communications and navigational aids installed . in participating aircraft. -These will be as outlined ’. dn Annex D'to Headquarters Task Group 7.4- Operations - Order No, 1-53, in so far as ‘possible, {2) Ln HF, VHF, radar and IFF facilities aboard the Command ship, uss Estes, —_ a . / (3) HF and vHE radiotelephone ‘and.“danaiine.‘telephoneser~ -. vices inthe AOC on-North Island Naval.Air Station: ‘Facilities and equipment wii be furnished by the ‘Naval Lt , Air Station. . . : : > (4). An’ IFF Interrogator in the AOC. pO § r : , . . (5) Navigational ‘Aids as ‘Listed in the”current Radio Reet oy ~ ‘ity Charts, United States. _ a .. en ct . a . - b. (6) ; * Administrative messages traffic will be passedover —_ existing peletype facilities. cay ye ot “ly “ar “, “ The primary purpese ‘of. OE. facilities is to assist in the. Lon control, navigation, and “positioning of aircraft. |All radio communica- : = - the primary means utilized bythe.AOC, ‘the CiC-and aircraft for ‘control - . tions used for this purpose will be voice. VHF radio circuits will be. “purposes. , In addition, one HF radio circuit between the AOC. and the cre ~ eh will be used for telling control information and as back-up for air~_ ; a ground YH" circuits in case. VHF contact.is lost, Primary positioning * 6+) facilities will consist. of the air searchradar of the Command Ship with; ae the attendant CIC radar scopes using IFF:returns from aircraft, all of osso . pF ke . EF wot which will have IFF transponders. Sampling’ control will be centered rogator Search Radars scanning both upward and downward. All Fadars will. Be be utilized to obtain headings for navigational purposes s . be pe 10,000 feet altitude to serve as an1 automatd pos 6.7" mY aboard the 28-36 Control Aircraft using combination APS~23-APX-6 Inter~./-. | : eg, & GoW? aircraft will be stationed off SanClemente jetand at: VHF relay station between | the CIC and the AOC. so Ce » Soke oS de The WE. 9 aircraft will ‘bestationed midway ‘atimeen.“thecre rr ‘and the: simulated cloud area during ‘sampling operations to serve as a.; : manual VHF relay’ stati n betweenthe control RB-36 aircraft ‘andtheCIC, :

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