HURON) ——-t Project 6.3 - Effect of Atomic Mxclosions on the Ionosphere - M. Hawn CPIECTIVE The objective of Project 6.3 is to obtain data on the effects of high yield nuclear explosions on the Ionoesrhere. Principally, to in- vestigate the area of abserption, probatly due to the high altitude raiioactive particles, an2 to study the effects of orientation relative to the earth's marnetic ficli on F2 layer effects. TSTRIMTTATION The esrstem comrriscs Two Iconospher: recorders, type C-2, operating on pulse trans- ~¥ -¥*¥ a be e fo} a) » n i+ f+ os a 7? § 44 Oo 4 oa ir qQ fe 33 A {3 be yo oS a ce wo D fle po co oO oO tw oO 13 Qo fo 1 $a miscion, installed in € ton trailer vars, one located at Rongerik Atoll e Ioncsphere recorder, Type C-3, opcrating on pulse trunsmission, ated on the cround at LETTS Ae AT ROOD ET TANT uM ‘ee ~-- dw ’ Aowline until "+15 minutes, thente continusus until FE # 1 how; thenee onee per minute until EH 4 2 hours; thence routine. TORT TMT™aTy eTsults rs operated surtceesfully fer this shot, QO +3 ce * ct pS is Reeorte? date from all etations will not be availsble for review util anprowimately 25 July 19°64, seme | pt Ca ® -~ 27 - Qy COPIEN/D0E RL RC