4 Calibration Procedures
90 Keysight 34970A/34972A Service Guide
Valid Gain Adjustment Input Values
Gain adjustment can be accomplished using the following input values.
Function Range Valid Calibration Input Values
DC VOLTS
OHMS, OHMS 4W
DC CURRENT
AC VOLTS
[a]
AC CURRENT
Frequency
[a] Valid frequencies are as follows: 1 kHz ± 10% for the 1 kHz calibration,
45 kHz - 100 kHz for the 50 kHz calibration,
and 10 Hz ± 10% for the 10 Hz calibration.
100 mV to 100 V
300 V
100W to 10 MW
10 mA to 1 A
10 mV to 100 V
300 V
1 A
Any
0.9 to 1.1 x Full Scale
250 V to 303 V
0.9 to 1.1 x Full Scale
0.9 to 1.1 x Full Scale
0.9 to 1.1 x Full Scale
95 V to 303 V
9 mA to 11 mA
Any Input >100 mV rms,
1 kHz - 100 kHz
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