Circuit Project Electronic

Archive for the 'led display' Category

led light movement the audio signal
Saturday, August 6th, 2011

This is a circuit that features a running pace with a changing voice, the tiny microphone. For a frivolous fun.
Operation of the circuit when a signal is to change the MIC1 audio signal and power amplifiers to be stronger. The LM358 IC1 / 1 and IC1 / 2 classified as a circuit that changes the [...]

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lie detector circuit
Friday, August 5th, 2011

This is a false capture circuit or Lie detector circuit. The basic principle of the resistance of human skin. While dry skin is a resistance of about 1 Mega ohm but if the skin moisture resistance is reduced. When the body are excited or scared or not sure the skin is moist than usual.
Operation of [...]

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led light based music circuit using lm3914
Friday, November 26th, 2010

This is a simple light running circuit by music This circuit is not difficult, is MONO, with a few accessories. Can be connected to the output of a CD or cassette player Time.
Operation of the circuit. Begins to be input via VR. The VR will function fine, signal strength coming. D1 will take disconnected hemisphere [...]

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