That said, I have had the same experiences of having zero issues with extending T1 lines (from a mux or from a smartjack fed by HDSL) over 300 feet. I remember one that was approaching 900 ft that ...
A series of telecom line-protection modules offer lightning-surge and power-cross protection for up to 12 signal lines in T1/E1 line-card circuits. Packaged on ceramic substrates, the devices offer ...
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