CHAPTER II, SECTION 6 7" = (Neg. No. W-935-5) Figure No. 2-154. Tropospheric Scatter Receivers, Modulator, Drivers, and Monitor Rack, Building 204 — Nan. within three days of an event. This disrupted radio shop schedules and required considerable TG 7.5 VHF FM NETWORKS. wasas follows: were in operation during HARDTACK,located at Elmer, Janet, Yvonne, Nan, Oboe, How, and overtime. A breakdown of equipment allocation VHF FM NETWORKS — MILITARY EQUIPMENT INSTALLED ENIWETOK VRC-18 DOD Networks 42 Marine Net 37 Air Dispatch 3 Guard Net 2 VRC-7 30 Seven VRC-18 marine dispatch stations Johnston Island. Fifty-seven marine craft used the same equipment on the marinenets at Bikini and Eniwetok. Forty-four VRC-7 sets were used in the DUKW marine craft operating on the same net. Seven VRC-18 air dispatch stations were in operation connecting the off-island Air Dispatchers to the Chief Dispatchers at Elmer and Nan. A two-station net provided communications between the guard office and the guard jeep. Some interference was experienced with Japanese fishing boats and «n-continent stations during the build-up, but «= frequency change BIKINI DOD Networks 17 Marine Net 26 Av Dispatch 4 Totals 131 corrected this situation. 14 44 UHF SHIP-SHORE CIRCUITS. Radio telephone service to the USS AINSWORTH, the USS BOXER, and the BOXER’S replacement, the USS BENNER, was provided by 300-megacycle multi-channel circuits between Page 311