990DSL
Users Guide
1-4
•
Continuous test result mode with large numerals and a relative-change
scale for marking and recording peak signal excursions
•
Remote control operation and program download capability through a
serial port
•
Test result storage and printout
•
User-settable fault limits with industry-standard defaults.
•
Test result upload in either column or tab-delimited format (for direct
import to spreadsheet program)
Testing Features
•
Integrated far-end-device control for automated, terminated testing
•
Double-ended “same-pair testing” capability (requires no control pair)
•
AC/DC Voltage, Shorts & Grounds, Opens, Leakage, and Resistance
Fault Location (RFL) physical tests
•
Load Coil, Noise, Loss, SNR, and Longitudinal Balance transmission tests
•
Impulse Noise test with E, F, and G filters
•
Voiceband (0 – 20 kHz), Wideband (10 kHz – 1.2 MHz), and Broadband
(1.2MHz – 20 MHz) transmission tests
•
PSD mask overlays that depict crosstalk patterns for common types of
interference
•
Quick, Single-ended ADSL DSLAM / modem verification, with data rate
prediction
•
Single-ended ADSL/2/2+ DSLAM Line test (requires 990-GM/2 ADSL2+
Golden Modem appliqué).
•
Single-ended VDSL DSLAM Line test (requires 990-GM/V VDSL
Golden Modem appliqué)
Содержание 990DSL
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