I made this project because I wanted a way to automatically control the speed of a DC fan according to the temperature read by a LM35 sensor. I had a few problems with the PWM part mainly because the ...
PITTSBURGH, March 4, 2025 /PRNewswire/ -- "I thought there could be an improved way to clean furnace temperature sensors and ignitors," said an inventor, from Albuquerque, N.M., "so I invented the ...
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