To Verify Time Base Accuracy; Table 13 Equipment Required To Verify Time Base Accuracy - Keysight Technologies InfiniiVision 3000G X Series Service Manual

2
Testing Performance

To verify time base accuracy

This test verifies the accuracy of the time base. In this test you will measure the
absolute error of the time base oscillator and compare the results to the
specification.
Table 13 Equipment Required to Verify Time Base Accuracy
Equipment
Signal Generator
Ω
50 BNC Cable
1 Set up the signal generator.
2 Connect the output of the signal generator to oscilloscope channel 1 using the
3 Set up the oscilloscope:
44
Critical Specifications
100 kHz - 1 GHz, 0.01 Hz frequency resolution, jitter:
<2 ps
BNC - BNC, 48" length
a Set the output to 10 MHz, approximately 1 V
BNC cable.
a Press [AutoScale].
b Set the oscilloscope Channel 1 vertical sensitivity to 200 mv/div.
c Set the oscilloscope horizontal sweep speed control to 5 ns/div.
d Adjust the intensity to get a sharp, clear trace.
e Adjust the oscilloscope's trigger level so that the rising edge of the
waveform at the center of the screen is located where the center horizontal
and vertical grid lines cross (center screen).
f Ensure the horizontal position control is set to 0.0 seconds.
Recommended Model/Part
Keysight N5171B
Keysight 8120-1840
sine wave.
pp
3000G X-Series Oscilloscopes Service Guide