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Modifying rotary phone to ring on VOIP line (with a piece of tape)

Started by Contempra, December 29, 2022, 10:30:09 AM

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Voice Over Internet Protocol (VOIP) adapters are supposed to emulate the functions of the old copper phone lines, but some adapters don't put out enough voltage to activate the ringer on old rotary phones.  Here's a simple trick that costs nothing and may help your rotary phone ring on the lower voltage of a VOIP adapter.

Just a simple idea .