TM 11-6660-218-12
0. Reel, Launching ML-367/AM.
Material_ _ _ _ _ _ _ _ _ _ _ _ _ Aluminum.
Length of cord_ _ _ _ _ _ _ _ _ _ _ _60 feet.
p. Regulator, Pressure, Compressed Gas ML-528/GM.
Material_ _ _ _ _ _ _ _ _ _ _ _ _ _ Brass.
Gage, high pressure_ _ _ _ _ _ _ _ _ _ _ Indicates high pressure from 0 to 3,000-pounds per square inch.
Gage, low pressure _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _Indicates pressure from 0 to 50 pounds per square inch.
Valve_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _Diaphragm-type reducing.
Fittings_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _For attachment to a gas cylinder valve.
q. Meter, Volume, Hydrogen-Helium, ML-605/U.
Rate of gas delivery:
Helium_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 400 cubic feet per hour minimum.
Hydrogen_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 600 cubic feet per hour minimum.
Method of metering gas delivery Gas volume indicator at 60 F and 1013 milibars of pressure. Temperature-compressed
bimetal element corrects for temperature changes between +140 F and 40 F.
r. Shroud, Balloon ML-424.
Material ---------------------- Cotton duck.
Size_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 61/4 feet.
s. Slide Rule ML-59.
Type_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _Mannheim.
Material -- ----------- --------- Wood/Metal.
Indicator_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _Frameless glass.
t. Telephone Set TA-312/PT.
Transmission frequency range -. 300 to 3,200 cycles per second.
Altitude limit _. -.. _--------- .--10,000 feet.
Temperature limits _ ------- .- 40 F to +131 F.
Power source:
Local battery __ --- _ ___ - ___ 2 batteries ( BA-30 ) located within the battery compartment of the telephone.
Common battery . ..- ___ _ ___ Battery supplied by switchboard.
Transmission range using
Wire WD-TT - ..---_ -------_ Wet 14 miles, dry 22 miles.
u. Balloon Launcher ML594/U.
Operating ranges:
Wind . ------ .__---___ _ 0-50 mph/w rain or dust.
Temperature ____________ __40 to +140 F.
Ice cover on equipment surface 1/16-inch maximum thickness.
Altitude -.. ____ -.. _._.. . . . -.. Sea level to 10,000 feet.
v. Theodolites, Double Center ML-474/GM.
Tracking telescope:
19 to 24 power.
Magnification . _____ --
Field of view -. ----- -- -. 1.7 to 2.1.
Right angle, using prism.
Optical system __ ------
Finder telescope:
Magnification _.. ---- _. 3.75 to 5 power'.
Field of view _. . . ______ 10 Degrees (Approximate).
Optical system . . . ---- . . . Right angle, using mirror.
Azimuth scale:
Range . . . . _________ -360.
Marking degrees .- ___ . _ .0.1O.
Elevation scale:
Range --- . ______________ 240.
Marking degrees __. _____ ._-_ 0.1O.
Power source . . ._ __-_ -__- _._--2 Batteries BA-30.
w. Timer, Stop FM103.
Type .- ----- _ -___________ -__ Mechanical.
Range _ . ________ ----------1/2 second to 0 minute.
Fast hand . . . . . . . .____ --_____- _-1 revolution every 1 minute.
Slow hand ___ ____ -------------- 1 revolution every 60 minutes.
.--
` The magnification of the tracking telescope and the finder telescope is a fixed characteristic within the limits indicated.
1-6
Change 8
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