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ISE Columnist Don McCarty

More on the Resistance Bridge

In last month’s column, Tim, a skilled field tech, stated: Maybe I missed it, but I’ve never seen a good...

ISE Columnist Don McCarty

Unwanted Noise on Cable Pairs

A field technician called me to help him with a noise complaint that affected the customer’s POTS circuit and the...

ISE Columnist Don McCarty

Testing Copper Infrastructure

Every time someone says copper is dead, it isn’t and there is often a resurgence as new technology increases copper...

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