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425Q1A Network Diagram

Started by New England Tel., June 26, 2014, 02:58:33 PM

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New England Tel.

Attached is a terminal layout & schematic to the NE-425Q1A network, as used on the 500Q/554Q series local-battery sets.

This is not an official Northern Electric diagram. Just a little something I put together. I hope someone finds it helpful.

-Bob Archambault