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|  MIL-T-48621A (AR)
4.6.2.3 Test equipment. In conjunction with 4.6.2.1 and
4.6.2.2, the test equipment listed in Table III (Test Equipment
list) shall be used in the performance of the applicable test
methods and procedures as specified in 4.7.
TABLE 111.
Test equipment list.
ITEM NUMBER .
1.
Power supply
TYPE Laboratory supply. Minimum
requirements : 20 to 30 Vdc. Load
current capability: 1.5A. Ripple
and noise: l MV rms to 5 mV
peak-to-peak maximum from dc to 20
MHz
2. Power supply
Laboratory supply. Minimum
Type
requirements: 18 to 30 Vdc. Load
current capability: 0.5A. Ripple
1 MV RMS to 5 mv
and noise:
peak-to-peak maximum from dc to 20
MHz.
.
O-1.5A
Ammeter, DC
3*
Accuracy:
2 percent
4-5. Digital Voltmeters,
Range: 0-100 Vdc minimum.
3-1/2 digits minimum
Minimum accuracy: 0.1 percent of
reading, +0.1 percent of scale.
6-7. Thermistor Mounts
Frequency range: 9145 to 9250 MHz
( compatible With
minimum. Max- average Input RF
10 MW minimum.
Items 8 and 9)
power:
8-9. Power Meters
Frequency range: 9145 to 9250 MHz
(compatible with
minimum. Power range: 1 mw full
scale. Accuracy:+
items 6 and 7)
1 percent of
full scale. Type: Thermistor
sensing element.
10.
Directional Coupler
Bandwidth: 9145 to 9250 MHz
(1ODB)
minimum. Peak power rating: 2000W
minimum. Coupling: 10 + 0.4 DB.
Mainline VSWR: 1.0:1.1 maximum.
Secondary line VSWR: 1.0:1.2
maximum.
11.
Frequency range: 9145 to 9250 MHZ
Precision Coaxial
Attenuator - 10DB
minimum. Attenuation: 10 + 0.3 DB.
Average power: 2 SCW minimum.
MaXi- VSWR: 1.0:1.15.
20
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