TB 9-6625-2365-35
EQUIPMENT REQUIREMENTS
calibration procedure. This equipment is issued with Secondary Transfer Calibration
Standards Sets, AN/GSM-286, AN/GSM-287, AN/GSM-705 or Secondary Reference Set
NSN 4931-00-621-7878. 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
standard and TI.
usage accessories, issued as indicated in paragraph 4 above, and are not listed in the
calibration procedure. The following peculiar accessory is also required for this calibration:
Microwave hardware kit, 18 to 40 GHz.
Manufacturer and model
Common name
Minimum use specifications
(part number)
Weinschel, Model 9918-20dB
ATTENUATOR (FIXED)
Range: 20 dB
(9918-20dB)
Frequency range: 50 MHz to 18 GHz
Accuracy: 0.5 dB accuracy with test
report
PRD, Model A414-10-FS1
DIRECTIONAL COUPLER
Frequency range: 26.5 to 40 GHz
1
(7923153)
Coupling factor: 10 dB
Accuracy: 1.2 dB
(correction chart to 0.03 dB)
FREQUENCY DIFFERENCE
Range: 10 MHz
Tracor, Model 527E (527E)
METER
Resolution: 1.25 part in 10
-10 per day
Agilent, Model 33250A
FUNCTION/ARBITRARY
Range: 10 Hz to 10 MHz
0.00025 Hz of output
(33250A)
Accuracy:
frequency display
Voltage: 25 mV rms
50 MHz to 40 GHz Hewlett-Packard, Model 437B
Frequency range:
POWER METER NO. 1
(13440045)
Power range:
+5 to -20 dBm
W/POWER SENSORS
0.7 dB with test report
Accuracy:
100 kHz to 4.2 GHz Hewlett Packard, Model
Frequency range:
POWER SENSOR NO. 1
8482A (13440043)
Hewlett Packard, Model
Frequency range:
50 MHz to 26.5
POWER SENSOR NO. 2
8485A (8485A)
GHz
Hewlett-Packard, Model E12-
Frequency range: 26.5 GHz to 40 GHz
POWER METER NO. 2
432A (MIS-30525)
Power range:
+5 to -20 dBm
0.7 dB with test report
Accuracy:
w/thermistor mount,
Hewlett-Packard, Model
Frequency range:
26.5 to 40 GHz
R486A (7910459)1
50 MHz to 18 GHz Weinschel, Model 1870A
POWER SPLITTER
Frequency range:
(7916839)
Output port tracking:
0.15 dB
50 MHz to 2 GHz:
2 to 8 GHz: 0.2 dB
8 to 18 GHz: 0.25 dB
Insertion loss: -6 dB
Accuracy:
-0.2 + 1.5 dB
See footnote at end of table.
CHANGE 2
