CHAPTER JI, SECTION 3
STATIONS:
J-172.01, .02 .03
PURPOSE:
SITE:
Johnston Island,
Sand Island
PARTICIPATION: J-40, J-41
USER:
DOD; BRL
DESIGN PSI:
PURPOSE:
Pressure Time
Measurement
CONSTRUCTION: 5-8-58/5-15-58
PARTICIPATION: J-40, J-41
DESIGN PSI:
None
MSQ and M33 Rada
Installation
None
This station consisted of User-furnished
trailers and generators located on a cleared and
level area, 150x60 feet, near the beach.
CONSTRUCTION: 6-2-58 6-20-58
STATION:
J-600.02
Station J-172.03 consisted of a User-furnished ground gage on Johnston Island. Sta-
SITE:
Sand Island (Johnson
Island)
Island each consisted of a User-furnished pipe
tower 10 feet high which was embedded in a
concrete footing 6 feet deep.
USER:
DOD/AFCRC
PURPOSE:
Tonospheric Recorder and
tions J-172.01, Johnston Island, and .02 on Sand
STATION:
J-260
SITE:
Johnston Island
USER:
DOD:NRL
PURPOSE:
Telemetering Receiving
Station
PARTICIPATION: J-40, J-41
DESIGN PSI:
1.5 psi
Transmitter
PARTICIPATION: J-40, J-41
DESIGN PSI:
None
CONSTRUCTION: 6-13-58/6-13-58
A User-furnished trailer and an antenna
array, placed along the diagonals of an area
60x50 feet comprised this station. A 35-foot
wood pole set 5 feet in concrete provided one
corner of the antenna wire support. A 6-foot-
high pole set 2 feet in concrete was located in
CONSTRUCTION: 4-24-58/7-7-58
each of two corners while the trailer provided
This station was located in the Station
J-6002 Equipment Room and in Room II. Special requirements were 12-kva powerservice and
extension of the cable duct on the floor.
the top of the 35-foot pole to each of the other
STATION:
J-261
SITE:
Johnston Island
USER:
DOD/NRL
PURPOSE:
Electronic and
Shop Trailers
PARTICIPATION: J-40, J-41
DESIGN PSI:
None
CONSTRUCTION: 4-29-58/6-27-58
The trailer-loading dock at this station
was about 45x35 feet in plan, and T-shaped to
receive two trailers. The dock was constructed
of timber and provided with an access ramp 13
feet long on one end. Two 16x32-foot tents were
constructed, and power was supplied to the tents
and two trailer receptacles.
STATION:
J-540
SITE:
Sand [sland (Johnston
USER:
Page 130
the fourth corner. Antenna wire extended from
three corners and from the trailer to the two
shorter poles.
STATION:
J-611.01
SITE:
Johston Island
USER:
DOD/AFCRC
PURPOSE:
Absorption of Cosmic
Noise Signals
PARTICIPATION: J-40, J-41
DESIGN PSI:
None
CONSTRUCTION: 5-15-58/6-2-58
This station consisted of a User-furnished shelter and antenna. Scientific line power of
5-kw was provided to thesite.
STATION:
J-612
SITE:
Johnston Island
USER:
DOD/ESL
PURPOSE:
Rocket Launcher
PARTICIPATION: J-40, J-41
Island)
DESIGN PSI:
DOD/WADC/NASWF
CONSTRUCTION: 5-12-58/5-29-58
None