TB 9-6625-2215-35
calibrating activity when the equipment listed in table 2 is not available. The items
selected must be verified to perform satisfactorily prior to use and must bear evidence of
current calibration. The equipment must meet or exceed the minimum use specifications
listed in table 2. The accuracies listed in table 2 provide a four-to-one ratio between the
standard and TI.
5. Accessories Required. The
accessories required for this
calibration are common
usage accessories, issued as indicated in paragraph 4 above, and are not listed in this
calibration procedure.
Table 2. Minimum Specifications of
Equipment Required
Manufacturer and model
Common name
Minimum use specifications
(part number)
Range: 105 to 125 V ac
General Radio, Type W10MT3AS3
Accuracy: 1%
(7910809) or Ridge, Model 9020A
(9020A), or Ridge, Model 9020F
(9020F)
CALIBRATOR
Range: 8.9 to 914 V ac at 40 to
Fluke, Model 5720A (5700A/EP)
100 kHz
(p/o MIS-35947); w/power amplifier,
Accuracy: 0.25%
Fluke 5725A/AR (5725A/AR)
Range: -9.5 to 950.77 Vdc
Accuracy: 0.008%
Range: 9 kΩ to 10 MΩ
Accuracy: 0.1%
Range: 10 MHz
Fluke, Model PM6681/656
Accuracy: 1 part in 10
(PM6681/656)
8
FREQUENCY
Resolution: 1 part in 1010
Tracor, Model 527E (MIS-10318)
DIFFERENCE METER
FUNCTION/ARBITRARY
Range: 10 Hz to 80 MHz
Agilent, Model 33250A (33250A)
Amplitude: 0 to 100 mV
X-Y mode capability
Tektronix, Type 2465BOPT46
(2465BOPT46)
Range: 80 to 500 MHz
(SG-1207/U)
Amplitude: 0 to 100 mV
Datum, Model ET6000-75
Range: 1 MHz
WORKSTATION
(13589305)
Accuracy: 1 part in 10
10
PACKARD, MODEL 5300A) AND 50 MHz UNIVERSAL COUNTER, TD-1211/U
(HEWLETT-PACKARD, MODEL 5302A)
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