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Electronic project
Asked Jul 18, 2005, 02:41 AM
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2 Answers Hi I want to fix a circuit with a led. I need to use a transistor to play the role of the switch to the led.I want to switch on the led by playing a sound.I know I need a microphone connected to the base of the transistor. That is how far my knowledge goes.any help?can this be done?and if yes how?any ideas are welcomed.thank you Kyriakos |
2 Answers
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| Above is basically all you need , maybe a couple of resistors, and correct orientation of LED, Here is a more elaborate, expensive, time consuming project: http://www.electronickits.com/kit/co.../elec/k-36.pdf | ||||
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