Tutorial

By Lonely Binary

Temperature Measurement

February 17, 2025

By Lonely Binary

Overview of DHT Sensors

February 11, 2025

Project - Smart Sunrise Alarm

In this project, we’re going to design a smart sunrise alarm that uses a light-dependent resistor (LDR) and an acti...

Photoresistor Sensor

A **photoresistor** (also known as a **light-dependent resistor** or **LDR**) is a type of resistor whose resistanc...

Project - Temperature Measurement

# Project - Temperature Measurement To use an NTC thermistor with the Lonely Binary UNO R3, you need to connect it...

NTC Temperature Sensor

An **NTC (Negative Temperature Coefficient) sensor** is a type of temperature sensor whose resistance decreases as...

Project - IR Sender

# Project - IR Sender In the previous project, we learned how to capture signals from a remote controller. In this...

Project - IR Receiver

# Project - IR Receiver the **VS1838B** is a common and widely-used infrared (IR) receiver module. It’s designed t...

Remote infrared Sensor

Remote infrared (IR) works by transmitting invisible infrared light signals from a remote control to a receiving de...

Project - Motion Detection Alarm

# Overview In this project, we’ll build a PIR motion sensor system with an Arduino. When motion is detected, the L...

PIR Motion Sensor

# PIR Motion Sensor A **PIR (Passive Infrared) sensor** is an electronic device that detects motion by measuring i...

Project - Distance Measurer

# Project - Distance Measurer In this project, we will build a distance measurer that can measure distances up to ...

Ultrasonic Sensor HC-SR04

# Overview An **ultrasonic sensor** is an electronic device used to measure distance or detect objects by emitting...

Project - Musical Doorbell

# Musical Doorbell Let’s create a simple music doorbell using a button and a passive buzzer! When a guest presses ...

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