Mb/S Balanced Output; Mb/S Unbalanced Output - HP 37717C Calibration Manual
Communications performance analyzer
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Also See for 37717C:
- Configuration manual (12 pages) ,
- User manual (200 pages) ,
- Operating manual (80 pages)
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Performance Tests
PDH Transmitter Output (UKK, [USB], UKJ, [USA]
Figure 3-4
2 Mb/s Isolated Negative Pulse
22. Ensure that the ratio of +ve and -ve pulse amplitudes is between 0.95 and 1.05.
23. Ensure that the ratio of +ve and -ve pulse widths is between 0.95 and 1.05.
2.048 Mb/s Balanced Output
24. Connect the Balanced to Unbalanced Converter between the HP 37717C 120
Balanced SIGNAL OUT port and the Oscilloscope.
25. Select TERMINATION [120
BAL] on the
display.
TRANSMIT
26. Repeat steps 13 through 23.
8.448 Mb/s Unbalanced Output
27. Select SIGNAL [8 Mb/s] and TERMINATION [75
UNBAL] on the
display.
TRANSMIT
28. Connect the Unbalanced 75
SIGNAL OUT port to the Oscilloscope Input 1.
Set the oscilloscope termination to 1M
and press
on the
AUTOSCALE
oscilloscope.
29. Select the 8 Mb G.703 mask on the oscilloscope and store it on the display.
30. Repeat steps 13 through 23 to verify the 8 Mb/s unbalanced output.
3-14
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