TB 9-6625-2294-35
EQUIPMENT REQUIREMENTS
4. Equipment
Required. Table 2
identifies the
specific equipment to be
used in this
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. 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
Table 2. Minimum Specifications of
Equipment Required
Minimum use
Manufacturer and model
Common name
specifications
(part number)
Range: 0 to 20 V
Fluke, Model 8840A/AF05
(AN/GSM-64D
Accuracy: 0.025%
Used in CAL 01 adjustment procedure
(OS-303/G)
Volts out:
Fluke, Model 5820A-5C-GHZ, (5820A-
CALIBRATOR
Range: 10 mV to 20 V
5C-GHZ)
Accuracy: 0.5%
Time markers:
Range: .5 ns to .5 s
Accuracy: 0.175%
Pulses:
Risetime: 0.225 ns
Range: 1 Hz to 500 MHz
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
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.
Adjustments required to calibrate the TI are included in this procedure. Additional
maintenance information is contained in the manufacturer's manual for this TI.
4
CHANGE 2