HEADLIGHT_OFF_INDICATOR

Published:2009/6/19 2:37:00 Author:May | From:SeekIC

Increasing the value of R2 or C1 will lower the oscillator's frequency and decreasing one of those values will increase the frequency. The IC's output at pin 3 drives the LED through R3 and sends power to the piezo sounden Use a bright LED so that you will be able to see it in the daytime.



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