Noise Testing (Itu-T O.41 Method) - JDS Uniphase HST-3000 User Manual

Noise testing
This test measures noise using the ITU-T O.41 method.
Results include the minimum and maximum noise levels.
(ITU-T O.41
method)
To measure noise
1
2
3
HST-3000 Copper Testing User's Guide
Measuring transmission impairment in the voiceband
– "Return loss testing" on page 66
– "Return loss sweep testing" on page
Connect the Tip (T or A) and Ring (R or B) leads to the
line under test.
Select the Noise (O.41 method) test. See
The TIMS O.41 Noise screen appears.
Press the Actions soft key, and then choose one of the
following options:
Options
Enable or disable a filer
Chapter 6 Measuring loop loss
67.
page
Action
Select Filter, and then
select the type of filter you
want to apply or disable.
For information about fil-
ters, see Table 18 on
page 196.
58.
59