Volume 1
MIL-HDBK-162A
Section 1
13 December 1965
ITEM NAME: INTERROGATOR SET
TYPE: AN/UPX-21
kw) and a high powered (9-11 kw), high duty cycle
TECHNICAL DESCRIPTION
interrogator-response.
Frequency Data:
RELATION TO SIMILAR EQUIPMENT
Transmitted Signal; 1010 to 1050 mc,
5 channels (1010, 1020, 1030, 1010
and 10O0 mc)
The AN/UPX-21 is electrically similar to and
Received Signal; 1070 to 1110 mc,
interchangeable with Radar Recognition Set AN/UPX-6;
5 channels (1070, 10ot0, 1090, II(x.
differs in that the AN/UPX-21 has additional electrical
and 1110 mc)
functions, larger in size and is a simplexed system. The
5 coded channels; designed for use
AN/UPX-14 has the same characteristics with the
w/remote indicator
exception that it is a duplexed item. Interchangeability
Power Requirements:
of the AN/UPX-21 or AN/UPX-14 with the AN/UPX-6 is
input; 117v ac, 60 or 100o cycles,
size limited, and is dependent upon available space and
single phase
ac power within the designed site configuration.
INSTALLATION CONSIDERATIONS
Siting: Is installed at IFF installations
PRINCIPAL COMPONENTS AND PHYSICAL DATA
COMPONENT
QTY
HEIGHT
WIDTH
DEPTH
UNIT WT.
(Inches)
(Inches)
(Inches)
Receiver-Transmitter Group
1
0A-3607/t'PX-14
Power Supply PP-3200/UPX-14
1
Switch, Radio Frequency Line
1
SA-835/UPX-14
Cabinet, Electrical Equipment
1
CY-3396/U1PX-14
Control, Remote Switching
1
C-3950/UPX-14
Generator, Pulse O-1052/UPX-14
1
Generator, Pulse TD-510/UPX-14 1 REFERENCE DATA AND LITERATURE
Nomenclature Card and AF Form 61 for AN/UPX-21.
AN/UPX-21: 2
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