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Single end adsl, adsl2, adsl2+ (dmt) test – EXFO CableSHARK P3 VF/DSL Cable Qualifier User Manual

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CableSHARK P3 User Guide

265

ITU-T Annex B / ISDN, ETSI Full Rate / ISDN

Bits/bin

setting:

8 – 15 bits per bin.

14 is default for full rate ADSL
8 is default for G.Lite

Noise margin range:

AUTO-CPE, AUTO-CO/EXCH, 0 to 32 dB in 1 dB steps

Frequency

range:

4.3 kHz to 1.104 MHz

Frequency accuracy:

±

50 ppm

DMT tone & noise accuracy:

±

0.5 dB

Level resolution:

0.1 dB

Horizontal scale:

0 - 1.104 MHz

Vertical

scale:

-36 dBm/Hz to -156 dBm/Hz

Bits/bin vertical scale:

0 to 15 bits

Noise

filters:

None or E, F, G (IEEE-743 / 1995)


Single End ADSL, ADSL2, ADSL2+ (DMT) Test

Extrapolated Results - Combined Frequency Response, PSD Noise / Crosstalk, Signal-to-Noise Ratio,
Disturber Identification, and Data Rate Estimation test plot with cursor and zoom.

The Single-Ended DMT test used by the EXFO CableSHARK is patent pending.

ADSL Data Rate Prediction (Single End):

US Patent Pending # 10/133,408

Distance

range:

300 ft to 16000 ft (100 m to 5000 m)

** range will depend on cable type and condition
** specifications based on 24 AWG (0.5 PE mm) cabling

ADSL test type:

Test from CO and test from CPE

ADSL2 test type:

Test from CO and test from CPE

ADSL2+ test type:

Test from CO and test from CPE

ADSL evaluation:

ASI Full Rate/POTS, G.LITE/POTS, ITU-T Annex A / POTS,

ETSI Full Rate / POTS, ITU-T Annex B / ISDN, ETSI Full Rate / ISDN

ADSL2/2+ evaluation:

ITU-T Annex A/POTS, ITU-T Annex B/ISDN, ITU-T Annex I/POTS, ITU-T Annex

J/ISDN, ITU-T

Annex L/M/POTS


Bits/bin setting:

8 – 15 bits per bin.

14 is default for full rate ADSL
8 is default for G.Lite

Noise margin range:

Auto or 0 to 32 dB in 1 dB steps

Frequency

range:

ADSL: 4.3 kHz to 1.104 MHz

ADSL2: 4.3 kHz to 1.104 MHz