WP!Pw’ Radiologicalsafety monitors were also located in aircmfi designatedas “Cloud Chasersw to report movemetis of the radiative cloud and radiologicalmovoments which would be reported direotly to the RadiologicalSafety Center in MT. Ma~~y* ~ ~ voioe oirouit was provided to handle these reports. In addi- ticm to ‘Cloud ChasersW aircraft, one airaraft Imown as a ‘C4’7 Recon” to ~ operating in tie tirget area after the blast would tranemlt radiologicaldata direot to the Radiological Safety Center in MT. MCHKLEY. A VHF voioe oirouitwas employed to handle these repcrta. The RadiologicalSafety Centers in MT. MCKINLEY and BAIROKO required some nwans of exchanging safety data by direct olrouit. Two Model SCR-608’S were installed in each radiologicalsafety oenter providing full voice duplex operation. A diagram showirg the organizationof oirouits desoribed folluw@. 79 Seotion XI