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North Hills Signal Processing - VDSL Measurements
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VDSL Measurements
VDSL requires service-splitters at the network end as well as remote customer end to separate the low-frequency telephone (POTS) and high-frequency data signals.
Application Note 162 outlines electrical tests of the Network End Splitter as covered in Annex F (pages 146-155) of ANSI Standard T1.424.2004.
Application Note 163 outlines electrical tests of the Remote Customer End Splitter as covered in Annex E (pages 135-145) of ANSI Standard T1.424.2004.
The Network End Service Splitter shown in Fig.1. It consists of a pair of high-pass and low-pass filters in parallel with pass-band impedances and frequency ranges as shown.
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