8845A/8846A 
Calibration Manual 
3-10 
Table 3-5. 8845A AC Volts Verification Steps 
Nominal Input  90-day Test Limits  1-year Test Limits 
Ampl. Freq. 
Range 
High Low High Low  
100.0 mV
[1]
  10 Hz  0.100  100.09 mV  99.91 mV  100.1 mV  99.9 mV 
100.0 mV  20 kHz  0.100  100.09 mV  99.91 mV  100.1 mV  99.9 mV 
100.0 mV  50 kHz  0.100  100.16 mV  99.84 mV  100.17 mV  99.83 mV 
100.0 mV  100 kHz  0.100  100.68 mV  99.32 mV  100.68 mV  99.32 mV 
100.0 mV  300 kHz  0.100  104.5 mV  95.5 mV  104.5 mV  95.5 mV 
1 V
[1]
  10 Hz  1  1.0008 V  999.2 mV  1.0009 V  999.1 mV 
1 V  20 kHz  1  1.0008 V  999.2 mV  1.0009 V  999.1 mV 
1 V  50 kHz  1  1.0016 V  998.4 mV  1.0017 V  998.3 mV 
1 V  100 kHz  1  1.0068 V  993.2 mV  1.0068 V  993.2 mV 
1 V  300 kHz  1  1.045 V  955.0 mV  1.045 V  955.0 mV 
10 V
[1]
  10 Hz  10  10.008 V  9.992 V  10.009 V  9.991 V 
10 V
[1]
  20 kHz  10  10.008 V  9.992 V  10.009 V  9.991 V 
10 V  50 kHz  10  10.016 V  9.984 V  10.017 V  9.983 V 
10 V  100 kHz  10  10.068 V  9.932 V  10.068 V  9.932 V 
3 V  300 kHz  10  3.17 V  2.83 V  3.17 V  2.83 V 
100 V  45 Hz  100  100.08 V  99.92 V  100.09 V  99.91 V 
100 V
[1]
  20 kHz  100  100.08 V  99.92 V  100.09 V  99.91 V 
100 V  50 kHz  100  100.16 V  99.84 V  100.17 V  99.83 V 
100 V
[1]
  100 kHz  100  100.68 V  99.32 V  100.68 V  99.32 V 
750 V  45 Hz  750  750.600  749.400  750.675 V  749.325 V 
750 V  1 kHz  750  750.600  749.400  750.675 V  749.325 V 
750 V  10 kHz  750  750.600  749.400  750.675 V  749.325 V 
320 V  20 kHz  750  320.385  319.615  320.417 V  319.583 V 
320 V  50 kHz  750  320.727 V  319.273 V  320.759 V  319.241 V 
320 V  100 kHz  750  322.52 V  317.48 V  322.52 V  317.48 V 
[1] 5520A must be used with 8508A to obtain suitable test uncertainty ratio.