The PCBs are in production - what have I messed up? Learn about the final design decisions and potential mistakes made in the process of creating a large seven-segment clock using LED filaments and an ESP32. Explore the different circuit ideas, designs, and the final PCB ready for manufacturing. 16 July 2025
KiCad Tutorial - Custom Symbol, Footprint and 3D Model Learn how to create custom footprints, symbols, and 3D models in KiCad 6 with this step-by-step guide. Design your own LED filament for a PCB project and watch it come to life in a 3D preview! 16 July 2025
Boosting USB 5V to Light Up LED Filaments: Real-Life Testing & Circuit Simulation Learn how to build a USB-powered LED filament circuit using an ESP32 microcontroller and DC boost converter. This project explores the use of a gate driver, inductor, diode, and capacitor to create a circuit that can power multiple LED filaments from a 5V USB supply. 16 July 2025
Budget LCR Meter Review: Proster BM4070 Unboxing & Test Upgrade your DIY electronics projects with a dedicated LCR meter for accurate inductance and resistance measurements. Check out this review of a basic, budget-friendly option to see if it's the right one for you. 16 July 2025
Test Arduino & ESP32 Codes in Your Browser: WokWi Simulator Unveiled! Discover WokWi, an online Arduino and ESP32 simulator with incredible functionality! Test your firmware, run Python code, and simulate various components in this powerful web-based tool. 16 July 2025
I've got 150 breakout boards to test Learn about testing MAX98357 stereo amplifier and ICS-43434 I2S microphone breakout boards in a reliable and efficient way, as well as dealing with possible faulty components. 16 July 2025
DIY SMD Wireless LED Lights: Better than Store-Bought? Learn how to create sleek, wireless LEDs using surface mount components! This tutorial demonstrates the soldering process for a 0503 inductor package, 1206 size LEDs, and capacitors, providing an attractive alternative to through-hole components. 16 July 2025
Wireless LED Christmas Tree Discover how many LEDs can be powered wirelessly using a single inductor, and create a completely wireless, glowing Christmas tree! With this simple circuit and some creative soldering, you can light up your holidays with this innovative project. 16 July 2025
Make Your Christmas Tree Dance to the Beat! Transform your Christmas tree into an interactive light show using a string of 200 WS2811 addressable LEDs, self-organizing LEDs project, and an ESP32 to drive them. Learn how to map images onto LED locations and create amazing visual effects. 16 July 2025
The tree is up! And it's got something to say... 🎄 #shorts Catch a glimpse of dazzling self-organizing Christmas lights in action before the full video release - it's a must-see festive innovation! 16 July 2025
DIY Christmas Tree PCB Project: Step-by-Step Tutorial & Review Create your own flashy DIY Christmas tree with PCBs in this step-by-step tutorial, packed with tips for soldering, designing in KeyCad, and more! 16 July 2025
MakerCast Episode 35 Check out the latest MakerCast episode featuring makers showcasing their fascinating projects, including customized engineering resin, innovative 3D printing applications, and more! 16 July 2025
DIY Wireless LEDs Made Easy: Step-by-Step Guide Learn how to create your own wireless LEDs by reverse engineering the circuit and using simple components. Understand the cost comparison between Aliexpress and DIY version to see if it's worth building your own. 16 July 2025
Look Mum No Wires - This will blow your mind Discover the magic of wireless LEDs as they light up simply by being held near a coil, penetrating thick obstructions and even flesh with ease! Learn how this fascinating technology works, based on wireless charging, and see them in action. 16 July 2025
MakerCast Episode 34 Join the Makercast live stream, where creative electronics enthusiasts showcase their latest projects, including a self-assembling pick and place machine, advanced electronics tutorials, and more! 16 July 2025
DIY e-Reader update - ported to the M5Paper Discover the latest updates on the DIY e-reader project, featuring the sleek M5 paper device with an SD card for storing numerous books, a jog button for navigation, and a crisp display! Check out the Github link and try it out. 16 July 2025
Play MP3 Files on ESP32 Without Codec Chip: Easy Guide Learn how to decode and play MP3 audio files on the ESP32 with both headphone support and I2S digital amplifiers. Discover techniques to enhance audio quality and reduce power interference for clearer sound. 16 July 2025
ESP32 Deep Sleep: Ultra-Low Power Coprocessor Discover the power and functionality of the Ultra Low Power (ULP) co-processor on the ESP32. Learn how to read values from GPIO pins, wake up the main processor, and share data between ULP and the main processor. 16 July 2025
MakerCast Episode 33 In the latest Makercast episode 33, tune in to watch makers share their impressive projects including an 8-bit pipeline CPU with integrated VGA, expertise in Arduino and ESP, nerdy entertainment with gadget creation, and the world's smallest ESP32-development board - the TinyPICO! 16 July 2025
DIY eBook Reader - Build your own Kindle using an ESP32 Build your own DIY e-Reader with an ESP32, an e-paper display, and some simple coding. This project decodes ePUB files, parses HTML files, and renders texts and images on an e-paper display, while optimizing battery usage. 16 July 2025
Mastering ESP32 Deep Sleep: Timers, GPIOs & Touch Sensors Explained Learn how to put the ESP32 into deep sleep mode to extend the battery life of your IoT projects. This tutorial will cover methods for waking up the ESP32 using timers, GPIO pins, and touch sensors, along with maintaining state during deep sleep. 16 July 2025