Sensors




Tilt sensors
How to Build a Simple Tilt Sensor Circuit

Inductive Sensors
How to Build an NPN Inductive Proximity Sensor Circuit
How to Build a PNP Inductive Proximity Sensor Circuit

Current Sensors
How to Build a Current Sensor Circuit

Infrared LED Circuits
How to Build an Infrared Detector Circuit
How to Build a Proximity Detector Circuit

Photoresistors
How to Build a Simple Photoresistor Circuit

Force sensing resistor
How to Build a Force-sensing Resistor (FSR) Circuit

Thermistors
How to Build a Simple NTC Thermistor Circuit
How to Build a Simple PTC Thermistor Circuit
How to Use a Thermistor Output Table
How to Build a Thermistor Temperature Sensor Circuit for a Battery Management System
How to Sense Current in a Battery Management System

Touch Sensor
How to Build a Touch Sensor Circuit

Color Sensor
How to Build a Color Sensor Circuit

Tilt Sensor
How to Build a Simple Tilt Sensor Circuit

Distance Sensor
How to Build an HC-SR04 Ultrasonic Distance Sensor Circuit
How to Build a GP2Y0A21 Infrared Distance Sensor Circuit

Accelerometer
How to Build an Accelerometer Circuit

Microphones
How to Build a Simple Microphone circuit

Temperature Sensor Circuit
How to Build a Temperature Sensor Circuit

Hall Effect Sensor Circuit
How to Build a Hall Effect Sensor Circuit

Motion Detector Circuit
How to Build a Motion Detector Circuit Using a PIR sensor
How to Build a Motion Sensor Light Circuit Using a PIR sensor
How to Build a Motion Detector Alarm Circuit Using a PIR sensor
How to Build a Motion Detector Circuit Using an Infrared Proximity Switch Sensor

Vibration Detector Circuit
How to Build a Vibration Detector Circuit
How to Build a Vibration Alarm Circuit
How to Build a Piezo Knock Sensor Circuit

Metal Detector Circuit
How to Build a Metal Detector Circuit