the sentry gun has pretty much what you’d expect under the hood — Raspberry Pi, NoIR camera, a servo for aiming and a solenoid valve to control the water. OpenCV takes care of locating the ...
Treated water flows out of a clarifying tank at the Burlington wastewater treatment plant on Monday, Feb. 3. Photo by Glenn Russell/VTDigger Updated at 9:02 p.m. Burlington voters on Tuesday ...
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