MOSFET vs BJT NPN
Comparing MOSFET and BJT transistors for small-scale switching, exploring advantages, specifications, and practical applications of the 2N7000 MOSFET in electronic circuits.
L298N H-Bridge Motor Control - How Does It Work?
Explore H-Bridge motor control for robotics and DIY projects. Learn theory, components, and practical applications with a hands-on demonstration using a 2WD buggy.
Adding an ESP32, MQTT and More to the Arylic Amp
Enhance an Arylic Amp with ESP32, MQTT, and Home Assistant integration. Learn to add a rotary volume knob, buttons, OLED display, and create a custom enclosure for a feature-rich audio streaming device.
An Improved Multi-Sensor
Improved multi-sensor build with microwave motion, temperature, humidity, and light sensors. Step-by-step guide covers component selection, testing, firmware, Home Assistant integration, and installation.
Benchtop Power Supply From an Old PC
Learn to repurpose an old PC power supply into a versatile benchtop unit with fixed and variable voltages, constant current output, and simultaneous voltage supply capabilities.
Magnetic WLED Lettering
Create customizable LED letter signs using 3D printing, ESP32, and WLED. Learn assembly techniques, magnetic connections, and power management for eye-catching illuminated displays.
Trying New ESP32 Battery Designs
Explore two new ESP32 battery designs to improve mailbox sensor battery life. Learn about sleep modes, test setups, and results for extending battery duration in IoT projects.
Hexagonal LED Panels Using WLED
Step-by-step guide to building hexagonal LED panels using WLED, covering design, assembly, wiring, and troubleshooting. Includes tips for improvement and a final project demonstration.
Using WS2812B RGB Light Strips
Comprehensive guide on WS2812b LED strip installation, covering cutting, splicing, wiring, mounting, powering, and troubleshooting for beginners. Includes practical tips and product recommendations.
Build Your Own LED Controller With WLED
Step-by-step guide to build a local LED light strip controller using WLED firmware. Covers parts, board preparation, wiring, assembly, installation, and testing for a cost-effective DIY project.
How to Build an RGB 8x8x8 LED Cube
Step-by-step guide to constructing an 8x8x8 RGB LED cube, covering testing, soldering, and assembly techniques for creating an impressive light display.
RGB 8x8x8 LED Cube Theory and Construction
Explore the theory behind building an 8x8x8 RGB LED cube, covering LED control, bit angle modulation, shift registers, and cube architecture in this comprehensive tutorial.
How to Make a Geiger Counter - High Voltage Circuit Design
Learn to build a Geiger counter with high voltage components. Covers DC-DC conversion, circuit design, microcontroller programming, and radiation detection principles. Hands-on project for electronics enthusiasts.
Working with I2C (Two Wire Interface) Devices - Tutorial
Learn to interface with I2C devices like compasses, EEPROMs, and RTCs. Covers I2C basics, code implementation, and datasheet interpretation for Arduino projects.
ESP32 Revisited - ESP32 Rev 1 and ESP32-WROVER - Problem Solved?
Explore ESP32 Rev 1 and ESP32-WROVER improvements, including WiFi stability, PSRAM usage, and circular buffer implementation. Learn to identify ESP32 revisions and optimize for better performance.
Floppy Disk Console Escape Room Puzzle Tutorial with ESP32 and RFID
Learn to create an engaging escape room puzzle using ESP32, RFID, and floppy disks. Build a launch console for players to upload data, triggering various effects. Includes hardware setup and Arduino coding.
How to Make a Secret Bookcase Door - DIY Escape Room Tutorial
Learn to create a secret bookcase door using Arduino, switches, and electronic components. Covers construction, wiring, coding, and customization for escape rooms or hidden spaces.
Magnetically-Activated Escape Room Prop Tutorial - Sensor Selection and Arduino Implementation
Learn to create magnetic escape room props using Arduino. Covers sensor types, magnet selection, wiring, coding, and practical demonstrations for building interactive puzzle elements.
Creating a Custom PCB Arduino Shield
Learn to design and manufacture custom Arduino shields using Fritzing software, enhancing project reliability and robustness while avoiding common breadboard issues.
Introduction to LED Displays and Arduino Programming
Explore LED display basics, 7-segment displays, and Arduino coding for TM1637 and MAX7219 modules. Gain practical knowledge on wiring, resistor selection, and implementation.
Programming a DSTIKE ESP8266 Smart Watch with Arduino IDE
Learn to reprogram a DSTIKE ESP8266 Smart Watch using Arduino IDE. Explore hardware components, write custom code, and create a wearable Wi-Fi device for monitoring and controlling other wireless devices.