Photodiode Circuits and Projects (6)

Browse through a total of 6 Photodiode Circuits and Projects.

infrared invisible alarm circuit

Invisible Infrared Alarm Circuit

D Mohankumar - 12/01/2010

This circuit uses invisible infrared light to detect the movement of people through the door. A short beep [...]

Photodiode Alarm Circuit

D Mohankumar - 10/14/2010

This Photodiode based Alarm can be used to give a warning alarm when someone passes through a protected [...]

Long Range IR Transmitter

D Mohankumar - 10/09/2010

This Long range Infrared transmitter can emit pulsed IR rays up to 10 meters. This IR transmitter is [...]

Light Sensor Circuit

D Mohankumar - 10/04/2010

This Circuit can compare the Light level in an area. It uses a PN Photodiode as the light [...]

Shadow Alarm Circuit

D Mohankumar - 02/21/2010

This shadow alarm circuit can sense a moving shadow in a confined area. It can be used to [...]

Photodiode Design Note

D Mohankumar - 12/21/2009

Photodiode is a type of light detector capable of converting light energy into either current or voltage, depending [...]
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