TB 9-6625-2310-24
provide a four-to-one ratio between the standard and TI. Where the four-to-one ratio
cannot be met, the actual accuracy of the equipment selected is shown in parenthesis.
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. The following peculiar accessory is also required for this calibration:
Dc power supply, Elgar, Model DCS40-30EM1-2.
Table 2. Minimum Specifications of Equipment Required
Manufacturer and model
Common name
Minimum use specifications
(part number)
AVIATION VIBRATION
Range: N/A
Scientific-Atlanta, Inc., Model
1
ANALYZER TEST SET
Accuracy: N/A
29313107 (29313107)
FREQUENCY COUNTER Range: 209.7183 mS
Fluke, Model PM6681/656
Accuracy: 0.0025%
(PM6681/656)
FUNCTION
Range: 5.0 V pk-pk, 50 kHz
(SG-1288/G)
Accuracy: Nominal
Range: 3 to 6 V dc
Fluke, Model 8840A/AF-05
Accuracy: 0.5%
(AN/GSM-64D)
1Limited
deployed. Components required consist of: Data Acquisition Unit (DAU), Part No. 29328201 and AVA
CALIBRATION PROCESS
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 results of each test and, whenever the test
requirement is not met, take corrective action before continuing with the calibration.
Additional maintenance information is contained in the manufacturer's manual for this TI.
d. Unless otherwise specified, all controls and control settings refer to the TI.
7. Equipment Setup
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.
REDUCE
OUTPUTS(s) to minimum after each step within the
performance check where applicable.