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Let's Get Started with the Day 22 Guide! Arduino Advent Calendar Day 21 - Reed Switch! Today we're going to look at the Reed Switch.  Close up of Reed Switch The reed switch invented in 1936 at the Bell Telephone...

Let's Get Started with the Day 21 Guide! Arduino Advent Calendar Day 21 - Ultrasonic Range Finder! Today we're going to look at the Ultrasonic Range Finder.  With the Ultrasonic Range Finder, we can detect the presence of an object....

Let's Get Started with the Day 20 Guide! Arduino Advent Calendar Day 20 - Sound Module! Today we're going to look at the Sound Module.  With the sound module, we can detect the presence of loud sounds. While this module...

Let's Get Started with the Day 19 Guide! Arduino Advent Calendar Day 19 - Laser Module! Do not look into the Laser Module when it is powered on. Looking into lasers can cause permanent eye damage! Today we're going to...

Let's Get Started with the Day 18 Guide! Arduino Advent Calendar Day 18 - Alcohol Sensor, Hic! If you're under the age of 18, you will need to enlist Mum or Dad to help with "acquiring the data". Today we're...

Arduino Advent Calendar Day 17 - Deck the Hall Effect Sensor! Today we're going to have a play with a Hall Effect Sensor (a type of sensor that can detect magnetic fields). A Hall effect sensor works by varying its output voltage...

Let's Get Started with the Day 16 Guide! Arduino Advent Calendar Day 16 - Touch Sensor! It's time to get touchy feely with the Capacitive Touch Sensor.  As it's name suggests, a touch sensor is a type of sensor that captures and...

Let's Get Started with the Day 15 Guide! Arduino Advent Calendar Day 15 - Soil Moisture Sensor! As I write this guide, it's 41ºC at LittleBird HQ and cross Australia today, many plants will die a needless death from dehydration,...

Let's Get Started with the Day 14 Guide! Arduino Advent Calendar Day 14 - Servo Time! Today we’re going to be playing around with Servos.  A servomotor or just plain servo, is a rotary actuator that allows for precise control...