TB 9-6625-2268-35
Table 1. Calibration Description - Continued
Test instrument
Performance specifications
parameters
(4 1/2 digit display)
Range: .77 mV to 750 V (-60 to +60 dBm with 600Ω reference)
dB display
Frequency: 20 Hz to 50 kHz
Accuracy: (dBm)
Frequency (in kHz)
Input
dBm
Range
.020 .045 1.0 10
20
50
.77
to
2.0 mV -60 to -52
200 mV
.5
N/A
2.0 mV to
2.0 V
-52 to +8
200 mV
.01
to
2.0 V
-18 to +8
2V
.25
.15
.25
.75
1.0
to
20 V
+2 to +28
20 V
10
to 200
V
+22 to +48 200 V
100
to 750
V
+42 to +60 750 V
NOT SPECIFIED
Ac current2
Range: 0 to 2000 mA (in 5 ranges)
Frequency: 20 Hz to 20 kHz
Accuracy: (% of reading + digits)
Range
Frequency
20 Hz 45Hz 2kHz 10kHz
20kHz
200 A through 200 mA
2 + 10
1 + 10
2 + 10
2000 mA
NOT SPECIFIED
Dc current
Range: 0 to 2000 mA (in 5 ranges)
Accuracy: (0.3% of reading + 2 digits)
Range: 0 to 20 MΩ (in 6 ranges)
Accuracy: (% of reading + digits)
200Ω and 2 kΩ............... 0.1 + 2 + 0.02Ω
20 and 200 kΩ............... 0.05 + 2
2000 kΩ and 20 MΩ...... 0.25 + 3
Range:
Accuracy:
(0.1% of reading + 5 digits)
2 ms
(0.5% of reading + 20 digits)
200 ns
1Volts/hertz
product not to exceed 107
2Ac current verified during dc current check since same shunt resistors are utilized for both functions
EQUIPMENT REQUIREMENTS
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.
usage accessories, issued as indicated in paragraph 4 above, and are not listed in this
calibration procedure.
