Ray slid a thin steel probe under the yellowed plastic housing.

“Look right here where the copper leads split off.”

“That’s a standard two-wire drop,” Daniel said.

“It was standard until somebody took an X-Acto knife to the insulation,” Ray said.

“There’s a second pair soldered right into the ground terminal.”

Ray turned a little brass dial on his multimeter.

The digital readout jumped from zero to twelve volts.

“And what does that tell us?” Daniel asked.