Gyroscope L3G4200D arduino schematic
L3G4200D the triple axis gyroscope is one of the MEMS sensor, this sensor is inexpensive and…
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Proximity (GP2Y0A21YK ) distance Sensor with Arduino
The IR (Infra Red) proximity sensor or distance sensor has two elements one is IR emitter…
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Humidity Sensor with Arduino
For humidity and temperature reading the DHT22 sensor will be…
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Photocell (LDR) Sensor with Arduino
LDR (light depended resistor) or photocell sensor, when the light falls on this sensor resistance across…
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Flex Sensor with Arduino
The flex sensor also a variable resistor but the Resistance of this sensor changes according to…
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PIR Sensor with Arduino
The PIR (Passive Infrared) sensor widely used for motion detection applications. This is suitable for low…
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Simple metal detector circuit
Very simple metal detector circuit is given here, it uses Inductive proximity sensor. It has the…
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Simple Rain detector alarm circuit
Single transistor Rain detector alarm or water drop detector alarm, We can use this circuit any…
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Mosquito repellent circuit
Simple mosquito repellent circuit given here, it uses timer IC555 and piezo buzzer element. This circuit…
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IC 555 as Amplifier
The IC 555 timer, often referred to simply as the “555” is a highly flexible and…
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