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Maintaining the Calibrator
Performance Tests
6
6-5
Testing DC Voltage
The DC voltage amplitude accuracy test verifies the accuracy of DC voltage at the
525B calibrator front panel Volts Source output. Verify the measurements listed in
Table 6-3.
Table 6-3. Measuring DC Voltage
Range
Nominal
Value (V)
Measured
Value
Deviation %
90 Day Spec.
(V)
One Year
Spec. (V)
100 mV 0 3.00E-06 3.00E-06
0.025 3.63E-06 3.75E-06
0.075 4.88E-06 5.25E-06
0.1 5.50E-06 6.00E-06
1.0 V 0 1.00E-05 1.00E-05
0.25 1.63E-05 1.75E-05
0.75 2.88E-05 3.25E-05
1 3.50E-05 4.00E-05
10.0 V 0 1.00E-04 1.00E-04
25 1.63E-04 1.75E-04
7.5 2.88E-04 3.25E-04
10 3.50E-04 4.00E-04
100.0 V 0 1.00E-03 1.00E-03
25 1.63E-03 1.75E-03
75 2.88E-03 3.25E-03
100 3.50E-03 4.00E-03
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