Volume 1
MIL-HDBK-162A
Section 3
15 December 1965
ITEM NAME: CONTROL INDICATOR GROUP
TYPE: AN/SPA-55(XN-1)
AN/SPA-26(V). It transfers analog voltage position and
TECHNICAL DESCRIPTION
velocity data via scale change amplifiers to the
AN/SPA-22.
It pairs a selected target with an
Output Signal Characteristics: Analog voltages.
interceptor and alerts air controllers.
The status
Operating Power Requirements: 115v ac, 60 cps,
indicator for the pairing-panel control unit lights and
single ph.
controls the pairing-panel main unit. Analog voltages
transferred are:
eight-channels (two circuits per
INSTALLATION CONSIDERATIONS
channel)
input
from
AN/SPA-22,
output
to
AN/SPA26(V); and two channels (two circuits per
Related Equipment: The AN/SPA-55(XN-1) is
channel) input from AN/SPA-26(V), output to AN/SPA-
designed to be used with, but is not part of
22.
Indicator Control Group AN/SPA-26(V), Intercept
Tracking and Control Group AN/SPA-22, and
RELATION TO SIMILAR EQUIPMENT
Plotting Group, Radar Data AN/SPA-15( ).
None.
PRINCIPAL COMPONENTS AND PHYSICAL DATA
COMPONENTS
QTY
OVERALL DIMENSIONS
UNIT WT.
(Inches)
(Pounds)
Pairing Panel Main Unit
1
Pairing Panel Control Unit
1
Indicator Light
2
REFERENCE DATA AND LITERATURE
Technical Manuals:
NAVSHIPS 93400
AN/S PA-55(XN-1): 2
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