Keysight 8990B Service Manual page 42

1 Performance Verification and Adjustments
Table 1-4 Test record for offset accuracy verification (continued)
Vertical scale Output
(V/d iv) vol tage
Video input channel 3 (50 Ω)
0.01 ±120 mV
0.02 ±240 mV
0.05 ±600 mV
0.1 ±1.2 V
0.2 ±2.4 V
0.5 ±4.0 V
1 ±4.0 V
Video input channel 3 (1 MΩ)
0.01 ±5 V
0.02 ±10 V
0.05 ±10 V
0.1 ±20 V
0.2 ±20 V
0.5 ±20 V
1 ±100 V
2 ±100 V
5 ±100 V
42
V V V
DMM+ scope+ error+
V V V
DMM– scope– error–
Keysight 8990B Service Guide
V
zero-error
V
zero-error
limit (±)
1.8 mV
2.6 mV
5.0 mV
9.0 mV
17.0 mV
41.0 mV
81.0 mV
1.8 mV
2.6 mV
5.0 mV
9.0 mV
17.0 mV
41.0 mV
81.0 mV
161.0 mV
401.0 mV