TB 9-4920-451-24
Table 2. Minimum Specifications of Equipment Required
Manufacturer and model
Common name
Minimum use specifications
(part number)
Range: 2000 and 5000 pf
Arco Electronic, Model SS32
STANDARD
Accuracy: +0.1%
(7907233)
Wayne Kerr Model 6425B
PRECISION
Range: 0.1 pF to 2000 f
(MIS-45837)
COMPONENT
ANALYZER
Accuracy: 0.05 %
Range: 0.01 to 1,111,111
Biddle-Gray, Model 71-631
Accuracy: 0.03% of indication
(7910328)
STANDARD (NO.1)
Range: 100 K to 10 M
Beckman, Model CR10M
Accuracy: 0.02%
STANDARD (NO.2)
(8598965)
Range: 10 to 100 M
Beckman, Model CR100M
Accuracy: 0.05%
STANDARD (NO.3)
(8598966)
Range: 1 to 1000 M
Beckman, Model CR1000M
STANDARD (NO.4)
(8579478)
Accuracy: 1%
Range: 10,000 M
Penn-Airborne, Model
STANDARD (NO.5)
9A5120-103 (MIS-10412-4)
Accuracy: 3.5%
VARIABLE
Range: 40 to 1000 pF
General Radio, Model 1422D
1
CAPACITOR
Accuracy: +0.1%
(8579475)
1100
to 1000 pF range: +0.6 pF.
CALIBRATION PROCESS FOR SIMMONS PRECISION, INC.
MODEL 472090-002
6. Preliminary Instructions
a. The instructions outlined in paragraphs 6 and 7 are preparatory to the calibration
process. Personnel should become familiar with the entire bulletin before beginning the
calibration.
b. Items of equipment used in this procedure are referenced within the text by common
name as listed in table 2.
c. Unless otherwise specified, verify the result of each test and, whenever the test
requirement is not met, take corrective action before continuing with the calibration.
Adjustments required to calibrate the TI are included in this procedure. Additional
maintenance information is contained in the manufacturer's manuals for this TI.
d. Unless otherwise specified all controls and control settings refer to the TI.