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ey
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desire’ vertionl angle over all of the operating frequency range fron
1 to 23 megacycles,
The trananitting an’ receiving antennas and the
ground plane vere in mutual perpendicular planes vith the plane of the
tranemitting antenna oriented 53 degrees to the east of magnetic north.
lenosphere recorder site (C-97 aircraft)
Same ae for Rongerik and Xuseie, exoept that a C-3
ionosphere recorder wes used,
This recorder is the same as the C-2,
except for a fev modifications and improvements.
The trenamitting antenne in the C-°7 was a single vire
delta fastened to the lateral extremities of the tail assembly.
QFERATION
Kuseie:
Routine operation until H-15 minutes; thence once per
minute until HB + 22 minutes: thence twice per minute, alternating the
receiving and transmitting antennas at the end of each 15 secord eveep,
until approximately A + 9° minutes; thence once per minute until H + 8
hours; thence routine,
Rongerik:
Routine until H-15 minutes, thence once per nimute until
H¢ 6 beurss thenoe routine,
C-97 Airborne Station:
Thies station succesefully participated ir
this test ap! sore data were obtained.
Recorded data for this station
has pot been available for review at the time of this vriting dus to the
planes return to Hickan AFB for maintenance,
SESULTS
All stations operated successfully for this shot,
Kusaie:
At H + 17
observe? during
pimites a pronounced disturbance, sirilar to tint
(Cherokee) and
Yai), was observed ir
ht of the
the F region apparently moving towards Reate at about the heig
BEST AVAILADLE SUP4
me ee OD
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