February 2010
1 post
white balance test image →
December 2009
2 posts
electret microphone circuit - 3 →
electret microphone connections →
November 2009
3 posts
LM386 amplifier →
solar power circuits →
MINI RF AND WIRELESS CAMERA DETECTOR →
October 2009
1 post
capacitive sensor - tin foil
//http://www.arduino.cc/playground/Main/CapSense #include <CapSense.h> /* * CapitiveSense Library Demo Sketch * Paul Badger 2008 * Uses a high value resistor e.g. 10M between send pin and receive pin * Resistor effects sensitivity, experiment with values, 50K - 50M. Larger resistor values yield larger sensor values. * Receive pin is the sensor pin - try different amounts of foil/metal...