TB 9-6625-2076-35
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-287 or AN/GSM-705. Alternate items may be used by the
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. The following peculiar accessory is also required for this calibration:
Clarostat Model 240C (7907234), Decade Resistor, (two required).
Table 2. Minimum Specifications of
Equipment Required
Minimum use
Manufacturer and model
Common name
specifications
(part number)
AUDIO ANALYZER
Distortion Range: 30 Hz to 3 kHz
Boonton, Model 1121 (1121)
Range: 0 to 10 V ac
Hewlett-Packard, Model 3458A/E02
Accuracy: 0.01%
(MIS35947/1)
Range: 5 V dc
Accuracy: 2.5%
Range: 9,960 Hz to 335 MHz
Fluke, Model PM6681
COUNTER
Accuracy: 5x 107
MEASURING
Range: 20 to 95% modulation
Hewlett-Packard, Model 8902A
RECEIVER
with power sensor Hewlett-Packard,
Accuracy: 0.5%
Model 11722A (7917002 or 7911261)
Range: 9.96 kHz
Tektronix, Model 2430A (OS-291/G)
Accuracy: 3%
POWER METER
Range: 0 to -20 dBm
Hewlett-Packard, Model 437B
(13440045) w/power sensor, Hewlett-
Accuracy: 4%
Packard, Model 8482A (13440043)
SYNTHESIZER/LEVEL
Hewlett-Packard, Model
10,442 Hz
3335A (MIS-35938)
Accuracy: 0.5%
ZIFOR III1
Range: 0 to 359.99O
Collins, Model 478A3
(478A3)
1Limited
deployed.