Ww Block diagram showing the NBS close-in waveform instrumentaDPA Pretinent information on Castle electromagnetic stations ...., 17 Plot of selected Castle data showing the relationship between Plot of selected Castle data showing the relationship between peak field strenght and yield on an east-west path......seceee 23 peak field strenght and yield on a north-south path .....c0004 26 Selected records from Shot 1 detonated on 28 February 1954 at wee m eee e eee ee cence seer es encecereeecensesecccvceeeoses Bikini ey Bikini eer cee c en serevrerecsceececeeeenecesecerecseceveccoees Bikini eA Bikini e@eeoeveeneoe ee eae eeeeaereeeveeeeneseeeeeeneeeeoeeeeaeveeneenaeosesve oe Oo Bikini Selected records from Shot 2 detonated on 26 March 1954 at 0 DV WH SCOCHEHE SH OSHS HEHEHEHOHSHSHSHOHTEHSCHFHSHOHOOHEFCECHH AEH EHO OCHA OEBHOOCHEES AO tion Selected records from Shot 3 detonated on 6 April 1954 at MO HE 10 Selected records from Shot 4 detonated on 24 April 1954 at 12 Selected records from Shot 5 detonated on 4 May 1954 at 30 12 Seledted records from Shot 6 detonated on 13 May 1954 at Eniwetok @eeeeveapeveeeeeveseeeoer ease eveeeeateseeeeseeeoeonseeeovneseeeoeseenvece 31 stations eee cece cence enc ecercceercccssccesecsccccsscsesesvece IA 13 Broad=-band spectral curves for shot 2 as recived at NBS 14 Spectral intensity, as a function of frequency, for Shot 2 as recived at selected NBS stations ...ccccccsccccvecccccccscescee dh 15 Spectral intensity, as a function of frequency, for Shot 3 as recived at selected NBS stationS ....ccccescveccccsccecucecces dh 16 Plot of selected Upshot~Knothole and Castle close-in waveforms showing the relationship botween yield and predominant frequency eee r cc ener acc ccereccc cc ecenerceaccccceeseserceesece 17 Plot of the field strength of NSS as measured by DRL at Kirknewton, Scotland 3D ccc ccc ccc ecc cece cence ccccccscccesuvccecs JO Greenland were cece r ese c cece ee rees ceerecescccccescccvessees BT Greenland cece eve eccc cece ce see eee ceeeseccceccecevececesscccces Ot Texas aor e cece cree ec br cece scene necncesesscccsccessecesceccese JG Texas occ cece reece eee cee ee cen eeneeerececeesevcccesececceees JO 18 Plot of the field strength of NSS as measured by DRL at Thule, 19 Plot of the field strength of NPM as measured by DRL at Thule, 20 Plot of the field strength of NPM as measured by DRL at Austin, 21 Plot of the field strength of NSS as measured by DRL at Austin, 10

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