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ELQ 2+ | xDSL LINE QUALIFIER 2,2 MHz

QUALIFICATION OF xDSL LINES

■ Pre-qualification of copper wire pairs with physical parameter measurements up to 30 MHz
before installation of ADSL 2+, ADSL, SHDSL, HDSL or other modems
■ Line qualification with immediate PASS/FAIL indication
■ Automatic (master-slave) test sequences
■ Achievable data rate prediction
■ Preprogrammed tolerance masks
SINGLE END MEASUREMENTS
■ Loss, NEXT
■ Wide Band Noise, Impulse Noise
■ Spectrum Analyser
■ Impedance, Return Loss
■ LCL Balance
■ Load Coil Detection
END TO END MEASUREMENTS
■ Automatic (master-slave) test sequences
■ Preprogrammed & user editable tolerance masks
■ Templates when Downstream Power Back Off (DPBO) is applied
■ Line qualification with immediate PASS/FAIL indication
TDR FOR FAULT LOCATION
■ Break and short location
■ Location of bridged taps causing low data rate
■ Location of splits causing cross talk
■ Long time measurement to locate loose contacts
ACTIVE BRIDGE FOR FAULT LOCATION (Option)
■ Murray & Küpfmüller methods to locate insulation faults
■ Resistance difference measurement
■ Capacitive unbalance measurement
SOFTWARE OPTIONS
■ ESEL Measurement up to 120 dB.
■ DPBO ESEL and DPBO MUS dependent templates.
■ Long Time Spectrogram Measurement
■ Spectral Trace as Reference
■ PC software for parameter set edition
■ Software for Micro Interruption measurement
■ Software for Group Delay Distortion measurement
■ 10 Hz Resolution
■ Quick Crosstalk