TB 9-4920-362-35
may be substituted by equivalent items, unless specifically prohibited.
Table 2. Minimum Specifications of Equipment Required
Manufacturer and model (part
Item
Common name
Minimum use specifications
number)
A1
AUTOTRANSFORMER
Range: 115 V ac
General Radio, Model
W10MT3AS3 (7910809)
Accuracy: 1%
A2
DC POWER SUPPLY
Range: 28 V dc
NJE, Model CS36CR30D2
(7907346-2)
A3
DIGITAL MULTIMETER
Range: -10.5 to +10.5 mA
Tektronix, Type DM501A
(DM501A)
Accuracy: 1.25%
A4
DIGITAL VOLTMETER
Range: -15.5 to +28.5 V dc
Hewlett-Packard, Model
349AOPT060 (3490AOPT060)
Accuracy: 0.45%
Table 3. Accessories Required
Item
Common name
Description (part number)
B1
ADAPTER
Single banana jack to pin plug (black) (7907528)
B2
ADAPTER
Single banana jack to pin plug (red) (7907517)
B3
LEAD
24-in., No. 18; single banana plug terminations (black) (7907498)
B4
LEAD
24-in., No. 18; single banana plug terminations (red) (7907497)
B5
LEAD1
Miniature pin jack with 12-in., No. 16 wire attached (fabricated locally)
B6
LEAD2
Pin jack to single banana plug (7921032)
1Two
required.
2Three
required.
SECTION III
6. Preliminary Instructions
process. Personnel should become familiar with the entire bulletin before beginning the
b. Items of equipment used in this procedure are referenced within the text by common
name and item identification number as listed in tables 2 and 3. For the identification of
equipment referenced by item numbers prefixed with A, see table 2, and for prefix B, see
WARNING
HIGH VOLTAGE is used or exposed during the performance of
this calibration.
DEATH ON CONTACT may result if
personnel fail to observe safety precautions.
3