Published:2009/7/11 1:22:00 Author:May | From:SeekIC
This touch sensor uses the 60-Hz hum pickup by the human body to drive a detector and relay drivers, Q1 and Q2. R5 controls sensitivity of the circuit.
Reprinted Url Of This Article:
http://www.seekic.com/circuit_diagram/Sensor_Circuit/HUM_DETECTING_TOUCH_SENSOR.html
Print this Page | Comments | Reading(3)
Code: