National Instruments VirtualBench - Verifying the Oscilloscope Gain

32 | ni.com | NI VirtualBench Calibration Procedure
Verifying the Oscilloscope Gain
Complete the following steps to verify the VirtualBench oscilloscope gain.
1. Connect VirtualBench channel 1 to the oscilloscope calibrator active head, as shown in
Figure 15.
Figure 15. Oscilloscope Gain Channel 1 Connection Diagram
2. Call MSO Initialize.
3. Call
MSO Configure Timing with the following parameters:
• Sample Rate =
1M
• Acquisition Time (s) = 0.1
• Pretrigger Time (s) = 1e-9
• Sampling Mode = Sample
4. Call MSO Configure Analog Channel with the following parameters:
• Enable Channel =
TRUE
• Channel = mso/1
• Vertical Coupling = DC
1 VirtualBench Oscilloscope
2 Oscilloscope Calibrator
3 Oscilloscope Calibrator Active Head
2
CH 2
CH 1
1
3