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The photodiode is a special type of diode that converts light energy into electrical energy when incident light falls on it and the amount of current flow is directly proportional to the intensity of light and designed to work...
Make a remote controlled LED circuit with only using photodiode and white LED light, no Electronic IC's are Required! The Photo diode is connected in series with an LED and placed in front of each other. When a button on...
A quick comparison of the response times from the photodiode, phototransistor, and a photoresistor. Courtesy: Backyard Amusement