SECTION II
E Q U I P M E N T REQUIREMENTS
and must bear evidence of current calibration. The
equipment must meet or exceed the minimum use
the specific equipment used in this calibration
specifications listed in table 2-1 provide a four-to-
p r o c e d u r e . This equipment is issued with
one accuracy ratio between the standard and the
Secondary Transfer Calibration Standards Set
TI.
AN/GSM-256, and maintenance calibration shop
s e t s , and is to be used in performing this
2 - 2 . Accessories Required. The accessories
calibration. Alternate items may be used by the
listed in table 2-2 are issued as indicated in
calibrating activity when the equipment listed in
calibration procedure. When necessary, these
be verified to perform satisfactorily prior to use
items may be substituted by equivalent items.
Table 2-1. Equipment Required
Calibration equipment1
Minimum use
Item
Common name
specifications
ARCO SS-32
0.05 farrads
Capacitor standard
A1
Accuracy: 1%
ZM-16/U; Biddle Gray,
Range: ohms
Resistor decade
A2
Model 71-631 (7910328)
Meter Test Set TS-682/GSM-l
2
Range 0 to 555 vdc
Meter test set
A3
.010 to .050 amps
Accuracy: 0.5%
John Fluke, Model 760A,
Electrical test3
Range: 3.5 to 10.5 u
A4
amps.
set
Accuracy: 1%
1
The calibration equipment utilized in the procedure was selected from those known to be available at Department of Defense
facilities, and the listing by make or model number carries no implication of preference, recommendation, or approval by the
Department of Defense for use by other agencies. It is recognized that equivalent equipment produced by other manufacturers may
be capable of equally satisfactory performance in the procedure.
2
Used by electronic maintenance shops.
3
Used by AN/GSM-256 calibration facility.
Table 2-2. Accessories Required
Description and part number
Item
Common name
B1
Adapter*
Banana jack and pin plug NSN 5935-00-823-0685)
Single banana plug terminations (NSN 6625-00-557-5851)
B2
Lead, electrical
B3
Cable
Banana jack to pin plug, Cable Assembly CX-1331/U
(NSN 6625-00-395-9313)
Banana plug to alligator clip (red) 27 in.
B4
Cable
(NSN 6625-00-578-1843)
*Two required.
4
