A3D—=1 on ANILcro), however, approximately 40 miles from ground nero, all signals from the Raydist relay station on EFniwetok Island were abruptly lost, Evidently interference existed between four out of five Raydist transmitters and receivers on Fniwetok, The A3D proceeded on the same flight pattern discussed above utilizing the ASB-1/CP-66 positioning equipment, COPIED/DOE - 67 -