TB 9-6625-2020-35
EQUIPMENT REQUIREMENTS
calibration procedure. This equipment is issued with Secondary Transfer Calibration
Standards Set AN/GSM-286. Alternate items may be used by the calibrating activity.
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.
indicated in paragraph 4 above. Common usage accessories are not listed in this
calibration procedure. The following peculiar accessories are also required for this
calibration: Extender, Tektronix Type 067-0645-02 and Power Module, Tektronix TM515.
Manufacturer and model
Common name
Minimum use specifications
(part number)
CALIBRATOR
Range: 180 mV to 1000 V dc
John Fluke, Model 5700A/CT (p/o
Accuracy: 0.042%
MIS-35947); w/power amplifier,
John Fluke, Model 5725A
Range: 190 Ω to 19 MΩ
(5725A)
Accuracy: 190 Ω 0.151%
1.9 kΩ to 1.9 MΩ 0.138%
19 MΩ 0.263%
Range: 180 A to 1.8 A dc
Accuracy: 0.069%
Range: 0.7746 mV to 500 V ac
Frequency: 20 Hz to 20 kHz
Accuracy: 0.264%, 20 Hz and 20 kHz
0.153%, 50 Hz
0.312%, 1 kHz
Range: 0 to 15.76 V dc
John Fluke, Model 8840A/AF-
Accuracy: 0.016%
05/09 (AN/GSM-64D)
CALIBRATION PROCESS FOR TYPE DM 502
6. Preliminary Instructions
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.
