Noise Tests
Copper and G.fast/VDSL2/ADSL2+ Multi-play Test Set
197
NEXT
NEXT
The
NEXT
test measures the Near End Crosstalk (NEXT) between 2 pairs of
cables. The test transmits a signal on the T/A - R/B pair, and measures the
received crosstalk on T1/A1 - R1/B1 pair.
Spot
Spot
is a continuous mode of operation measuring
the crosstalk for a specific frequency selected by you,
similar to the method used by the
Send Tone
test. The
Spot
function displays and updates results in real
time, until you stop the test. The last valid results then
remain displayed.
Current Group
is the current test group name, for
example
Noise Tests
.
Current Test
displays the test being measured.
Here you can switch to another
Noise
test from
the given list. However, this action will terminate
the ongoing measurement test.
Frequency
allows you to set the frequency value for the
Near End
Crosstalk (NEXT)
.
Frequency Step
lists a choice of frequency step values.
Termination Resistance
lists a choice of resistance values for the
termination of the signal.
Show hookup diagram
on test setup - If
Yes
, the Confirmation page is
prompted before every NEXT test is started. Select
No
to hide the
diagram next time you run the test.
Summary of Contents for MAX-635G
Page 1: ...User Guide Copper and G fast VDSL2 ADSL2 Multi play Test Set MAX 635G www EXFO com ...
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Page 270: ...TDR 260 MAX 635G Continuous Examples of Common Faults Short Fault ...
Page 271: ...TDR Copper and G fast VDSL2 ADSL2 Multi play Test Set 261 Continuous Open ...
Page 272: ...TDR 262 MAX 635G Continuous Bridged Tap ...
Page 273: ...TDR Copper and G fast VDSL2 ADSL2 Multi play Test Set 263 Continuous Splice Joint ...
Page 274: ...TDR 264 MAX 635G Continuous Peak Function ...
Page 275: ...TDR Copper and G fast VDSL2 ADSL2 Multi play Test Set 265 Continuous Dual Trace View ...
Page 276: ...TDR 266 MAX 635G Continuous Load Coil ...
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