■ Pre-qualification of copper wire pairs with physical parameter measurements up to 35 MHz
before installation of Vplus, VDSL, ADSL 2+, ADSL, SHDSL or other modems
■ Line qualification with immediate PASS/FAIL indication
■ Automatic (master-slave) test sequences
■ Achievable data rate prediction
■ Preprogrammed tolerance masks
OPTIONAL SOFTWARE PACKAGES FOR xDSL LINE QUALIFICATION
Test Beside Vectored Groups
■ New !! Non-disturbing special test beside vectored VDSL2 groups.
■ New !! Non-disturbing special test beside vectored 35 MHz Vplus groups.
DPBO & UPBO Dependent Templates
■ New !! ESEL Measurement up to 120 dB.
■ New !! DPBO ESEL and DPBO MUS dependent templates and data rate calculation.
■ New !! UPBO KL0 dependent data rate calculation.
Single End Line Test
■ New !! Single-End loss estimation
■ New !! Automatic Single-End xDSL line test with data rate estimation
Spectral Trace as Reference
■ New !! Stored spectrum as reference for spectrum measurement.
■ New !! System dependent PSD as reference for spectrum measurement.
■ Long Time Spectrogram Measurement instrument SW
■ Long Time Spectrogram Measurement PC program
■ Parameter Editor instrument SW
■ Parameter Editor PC program
QUALIFICATION OF VOICE FREQUENCY CIRCUITS
■ Analogue measurements on leased or switched circuits 20 Hz to 20 kHz
■ Analogue-to-analogue measurements on PCM systems
■ Loop holding and dialling (pulse or DTMF) for dial-up circuit testing
■ Built-in loudspeaker and microphone, service telephone
■ In-service talk/listen and voice monitoring facility
■ Test of ordinary or special quality circuits
OPTIONAL SOFTWARE PACKAGES FOR VF. MEASUREMENTS
Voice Frequency Line Qualification
■ Group delay distortion measurement
■ Phase jitter & Frequency error measurements
■ Simultaneous counting of: Amplitude/Phase Hits, Interruptions, Noise impulses
■ Echo test
Micro Interruption Analysis
■ Number of interruptions divided into five categories.
■ Relative duration of interruptions.
■ Errored seconds.
■ Time distribution of interruptions in 240 time slots.
FAULT LOCATION WITH TDR
■ 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
FAULT LOCATION WITH AC-DC BRIDGE
■ DC Fault Location Methods: Murray, 3 Point, Küpfmüller, Repeated Küpfmüller
■ Resistance difference measurement
■ Loop resistance & Isolation resistance measurement
■ AC Fault Location Methods: Interruption, Repeated Küpfmüller
■ Capacitance and Capacitive Balance Measurement
OPTIONAL SOFTWARES FOR BRIDGE MEASUREMENT
■ Test of loaded cables
■ Test of multi section cables
■ High Impedance Probe for the test of operating systems
■ ELC 30 loop closing device to open or close the far end of the tested cable