MIL-HDBK-162A
Volume 1
15 December 1965
Section 2
DATE: 1 December 1964
ITEM NAME: ELECTRON'IC ALTIMETER SET
COGNIZANT SERVICE: USAF
TYPE: AN/APN-133
FEDERAL STOCK NUBMER: 5841-887-7447
USA
USN
USAF
USMC
STATUS OR TYPE CLASSIFICATION
Ltd Std
Mfg{() Name or Code Number: Stewart-Warner Corporation (57733)
a cathode ray tube. Operation of the equipment in non-
FUNCTIONAL DESCHIPTION
pressurized cabins is limited to 50,000 feet above sea
level. The indications are accurate to plus or minus 2%
The AN/APN-133 Electronic Altimeter Set is a high
on the high range (50,000 foot) scale.
altitude radar-type altimeter for airvorne use, designed
to indicate absolute altitude up to 50,000 feet. Altitude
indication is presented on the calibrated face of
AN/APN-133: 1
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