On Friday, January 23, 2015 at 11:29:14 PM UTC-5, Jonny Quest wrote in sci.electronics.repair:
> Phone Circuit.
>
> a 3-way switch turns phone service on/off from 2 locations
>
> an LED indicates when the phone is on/off at the 2 locations
>
> a switch toggles phone service between the land line (local) and internet
> phone (long distance)
>
> N.C. contacts permit use of the phone when power outages disable the relay > coil.
>
>
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Right, but why pay for it? Because that's before Apple and PC computers started going wireless and/or high speed internet.
Now you can do all that from a desktop, tablet or your wireless phone service (like with "Skype" and "MajicJack" and through most chat rooms.