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Line loss on 12 gauge wire at 300' would be about 14 volts. About 11.5% drop.
So you will get about 106 volts to your saw.

Check the plug on your hair dryer some have a reset button on them.
Try a light or electric device you know that works and test the
Outlet. Also check if circuit has gfci outlet on it. The gfci...

Does your neighbor have a remote for his fan? If so he may be inadvertly controlling your fan and you could be controlling his.

My first thought to this controlling on its own.

The chain pulled out of my neighbors ceiling fan switch. Her son-in-law took the switch out. Of course he didn't label the wires. I need to know if anyone recognizes the color code for the switch. ...