TM 750-5-3
AN/AMQ-23( )
SECTION II
EQUIPMENTS
Temperature Element ML419/AMT4A.
1. NOMENCLATURE: Atmospheric Meteorological Probe
Humidity Element ML418/AMT4A.
AN/AMQ23( ).
8. SET, SYSTEM, FACILITY, AND CONFIGURATION
2. TYPE CLASSIFICATION. Development.
APPLICATION:
3. SECURITY REQUIREMENTS: Unclassified.
This set is used in a system with Automatic Atmospheric
4. PRIMARY USE OR CONCEPT OF EMPLOYMENT. Sounding Set AN/TMQ19( ).
Furnishes temperature and humidity data of the upper air. 9. ADDITIONAL EQUIPMENT REQUIRED AND AUX-
5. BRIEF FUNCTIONAL DESCRIPTION: Atmospheric ILIARY EQUIPMENT:
Meteorological Probe AN/AMQ-23( ) (radiosonde) is a
a. Additional Equipment.
balloon-borne, battery-operated meteorological instrument.
Battery MAP-2047.
The probe automatically measures temperature and rela-
Meteorological balloon, inflating and launching acces-
tive humidity and transmits the data to ground receiving
sories, and parachute.
equipment.
Atmospheric Sounding Set AN/TMQ19( ).
Meteorological Data Sounding System AN/UMQ7( ).
6. TECHNICAL CHARACTERISTICS:
b. Auxiliary Equipment. None.
Range of measurements:
Temperature _ _ _ _ _ _ _ _ _ +60 C. to -90 C.
10. TOOLS AND TEST EQUIPMENT: None.
Relative humidity _ _ _ _ _ _ 0 to 100%.
11. REFERENCE DATA AND LITERATURE:
Accuracy:
TM 11-6660-261-10_ _ _ _ _ _ AN/AMQ23 ( ) (To be
Temperature _ _ _ _ _ _ _ _ 1 C.
published)
Relative humidity _ _ __ _ _ 10%.
TM 11-6660-241-12, -34 _ _ AN/TMQ19( ) (To be
Distance range:
published)
Altitude _ _ _ _ _ _ _ _ _ _ 105,000 ft max.
12. REPAIR PARTS SUPPORT CAPABILITY: No den-
Horizontal _ _ _ _ _ _ _ _ _ _ _ 100 mi max.
sity.
Radiosonde Set AN/AMT20:
Power requirements _ _ _ 20 to 30 vdc (Battery
13. TRAINING REQUIREMENTS:
MAP-2047).
Operator MOS 93-E-20.
Frequency range _ _ _ _ _ _ _ 1,660 to 1,700 MHz.
14. TYPICAL BASIS OF ISSUE: No density.
Preset frequency _ _ _ _ _ _ _1,680 2 MHz.
Type of signal _ _ _ _ _ _ _P u l s e .
15. PRICE DATA:
Antenna _ _ _ _ _ _ _ _ _ _ Discone.
a. Major item _ _ _ _ _ _.50.
Weight (including battery) 680g approx.
b. Repair parts _ _ _ _ _ _ Expendable, nonrepairable.
7. MAJOR COMPONENTS:
16. ITEM REPLACED: None.
Radiosonde Set AN/AMT-20.
17. REMARKS: Issued as a unit replacement.
Radar Reflector.
9
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