Chapter 2
EXPERIMENT DESIGN
2el
INSTRUMENTATION
The equipment consisted principally of automatic vertical-incid-
ence ionosphere recorders, Model ©-2 and Model C~3, similar to each
other in performance. The location of each of these recorders and its
approximate distance from Bikini are indicated on a map (Fig. 2.1).
izde
13s’e
SOE
1es°e
00°
ssw
30°N
OKINAWA ¢
€ + ENIWETOK
B- BIKiNi
R- RQNGERIK
'
120°€
T+
i3s'€
150°C
16S
4
180°
tes°w
|
Fig. 2.1 = Map Showing Location of Stations and Approximate Distances
from Bikini.
Zell
In the Marshall. Islands
& Model C-2 recorder was operated in a van locate? on Site Elmr
(Eniwetok Atoll).
A Hodel Ce3 recorder was operated in a van located
near the southwestern end of Eniwetak Island, Rongerik dtoil.
Zelez
At Distant Locations
Existing distant stations, which are part of a world-wide syetem, from which data were obtained for this report were the National
Bureau of Standards stations on Guam and Maui and the Signal Corps
stations on Okinawa and Adak.
or a Oe3 recardere
Each of these stations uses either a C-2
20
SECRET