Noise Tests
184
MAX-635G
WB PSD Noise
WB PSD Noise
The wideband power spectral density (PSD) noise test measures the noise
energy at a point in a noise spectrum. It is expressed as power per hertz at
a point in a noise spectrum.
PSD
The
PSD
page allows you to configure the parameters
for the wideband PSD noise test and view the results
in either
Portrait
or
Landscape Mode
.
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 test from the given
list. However, this action will terminate the
ongoing measurement test.
Bandwidth
allows you to select the frequency
range for the test from a list of available
bandwidths:
ISDN
,
HDSL
,
SHDSL
,
ADSL1/2
,
ADSL2+
,
VDSL2-8
,
VDSL2-12
,
VDSL2-17
,
VDSL2-30
, or
VDSL2-35
.
Noise Filter
defines the filter currently enabled. Options are:
None
,
ISDN-E
,
HDSL-F
,
ADSL-G
,
ADSL
,
ADSL2+
,
VDSL
,
VDSL2-8
,
VDSL2-12
,
VDSL2-17
,
VDSL2-30
,
VDSL2-35
.
Termination
is one of the following:
Terminated
if the termination resistance is internal to the unit.
Bridging
if additional termination resistance is used to
bridge
onto
live circuits with minimal interruption.
HiZ Cable
when using this cable to connect to T1/A1-R1/B1
(Yellow - Blue) connectors. When selected, the
Termination
Resistance
automatically sets to
100
Ω
.
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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