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