aibelectronics
New Member
hello guys can anyone figure out how the LM3914 zero-crossing detector in the link below works? i've posted this on another forum and we're all agreed that the 3914 in the circuit had been used strangely...
what's your ideas?
https://www.electro-tech-online.com/custompdfs/2005/09/circuit1_oscilloscope.pdf
what's your ideas?
https://www.electro-tech-online.com/custompdfs/2005/09/circuit1_oscilloscope.pdf