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Photoresistor - Wikipedia


A photoresistor is a light-controlled variable resistor. The resistance of a photoresistor ... Large CdS Photocell from a street light. Photoresistors are less ...

Photocell | Define Photocell at Dictionary.com


Photocell definition, a solid-state device that converts light into electrical energy by producing a voltage, as in a photovoltaic cell, or uses light to regulate the flow  ...

What Is a Photocell for a Light? | Techwalla.com


Photocells are circuit elements that have many applications. A major application of photocells is in automatic lighting devices such as "dusk-to-dawn" lights.

What is a Photocell? (with pictures)


Sep 26, 2016 ... A photocell is a type of sensor that reacts to light or electromagnetic energy. One of the most common types of photocell is a...

What is a photocell sensor? | Reference.com


Photocell sensors are light-detecting devices that act as automatic switches to power electrically powered devices on or off in the presence of light. One common ...

www.ask.com/youtube?q=What Is A Photocell&v=Y-rW8HLlJgY
Feb 2, 2011 ... A Photo Cell, LDR, or Light Dependant Resistor is used to detect light. Information on more components can be found in my videos or going ...

How do photoelectric cells work? - Explain that Stuff


Jan 27, 2016 ... All these things are examples of photoelectric cells (sometimes called photocells) —electronic devices that generate electricity when light falls ...



Photocells. Photocells act as light sensors. Inlike infrared sensors that are good for line followers or detecting the presense of an object, photocells are good ...

Photocell tutorial! - Instructables


Photocells a.k.a CdS cells, photoresistors, LDR (light dependent resistor)...What is a photocell?Photocells are sensors that allow you to detect light. They are ...

Photocell tutorial! - 1 - Instructables


As we've said, a photocell's resistance changes as the face is exposed to more light. When it's dark, the sensor looks like an large resistor up to 10M ohms, ...

a solid-state device that converts light into electrical energy by producing a voltage, as in a photovoltaic cell, or uses light to regulate the flow of current, as in a photoconductive cell: used in automatic control systems for doors, lighting, etc.
Source: Dictionary.com
photocell | Define photocell at Dictionary.com
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