concept tutorials
Lighting Up the LED Using Body Heat
In the “Lighting Up the LED Using Body Heat” project, I’ll show you how we can turn body heat into electricity using a Peltier…
arduino
Monitoring Heart Rate and Oxygen Using the MAX30100
In this project, I will guide you in creating a simple health-monitoring device. That measures heart rate and oxygen saturation (SpO2) and displays the…
arduino
Wireless Keypad Transmitter with LCD Feedback
In this project, I’ll guide you through creating a Wireless Keypad Data Transmitter with LCD Feedback system. The goal is to build a simple…
arduino
Arduino Melody Player with Speaker
The Arduino Melody Player with Speaker project becomes even more engaging thanks to the speaker from Adafruit. For example, the Mini Metal speaker offers…
concept tutorials
Finger Touch Circuit
The finger touch circuit is a straightforward project that introduces the concept of using a transistor as a switch. The setup involves connecting an…
concept tutorials
Simple Parallel Circuit Using Copper Tape
Creating a parallel circuit using copper foil tape and a coin cell battery is a simple and educational. It will introduce you to basic…
arduino
8-Channel Relay Testing via Arduino
Learning how to test and control an 8-channel relay module using an Arduino is an important skill. Relays allow you to control high-power devices…
esp8266
ESP8266 Water Pump Button-Controlled
The “ESP8266 Button-Controlled Water Pump” is an excellent project to create an efficient and effective system. It uses an ESP8266 microcontroller, a tactile button,…
electronics
Single LED Relay Oscillator Circuit
The Single LED Relay Oscillator Circuit is an easy electronics project for beginners. It uses a relay, a capacitor, a resistor, and a 3.7…
esp8266
ESP8266 Fan Controller and LCD Display
The “ESP8266 Fan Controller and LCD Display” designed to control a fan using a microcontroller. A tactile button is used to turn the fan…
arduino
Simple Keypad Input with Arduino
Simple keypad with an Arduino is a great way to learn about digital inputs and user interfaces. The 4×4 keypad has 16 buttons arranged…
concept tutorials
Setting Up Your 4-Coin Acceptor
Setting up your 4-coin type acceptor for 1, 5, 10, and 20 Pesos is straightforward. Start by finding the DIP switches on the coin…