Record & Playback Audio on ESP32 SD Card: Step-by-Step Guide & Demo Learn how to use the ESP32 to record and play WAVE files to and from an SD Card with ease, using the Arduino framework. 18 December 2025
ESP32 Walkie-Talkie: DIY Audio Magic Discover how to create your own Walkie Talkie using an ESP32, I2S microphones, and a 3W amplifier board with this step-by-step guide. Explore code, schematics, and more to customize your Walkie Talkie project! 18 December 2025
The Mysterious Case of the Disappearing Noise - ESP32 Walkie Talkie Project Discover the solution to removing noise in a walkie-talkie project by using power filters and ground pins. Watch the experiments and see the noise reduction in action! 18 December 2025
ESP32 Audible Noise When Using WiFi Discover the mystery of the audible noise in ESP32 boards during Wi-Fi transmission and explore potential solutions to tackle the interference issue in this walkie-talkie project. 18 December 2025
ESP32 Walkie Talkie - Part 1 - Fusion 360 case design Join in on the fun of creating a walkie-talkie with Fusion 360 in this video, showcasing a mix of skill and creativity that is sure to inspire. Don't miss the full build in the next video! 18 December 2025
ESP32 Audio Monitor using TFT_eSPI (TTGO) Learn how to port an M5Stack Core2 Audio Monitor for use on any ESP32 with a TFT screen, by utilizing a TTGO board. Find the modified code on GitHub and modify it for your preferred board. 18 December 2025
M5Stack Core 2 - Audio Input Explore the audio capabilities of the M5Stack Core 2, and learn about the potential impact of the plastic case and differences between the PDM and PCM microphones. Discover how to set up the I2S config, manage audio processing, and create a stunning audio visualizer. 18 December 2025
M5Stack CORE2 - Can't remember why I got this, but it looks nice! Hey guys! So today, I'm testing out this really cool app. It's pretty interesting - I think it could be really handy if you're into tech stuff. Let's dive in and see what it can do! 18 December 2025
Getting started with Raspberry Pi Pico - MicroPython Learn how to get started with Raspberry Pi Pico by soldering headers, writing codes, and building a classic blinking LED project in this tutorial. 18 December 2025
High-Res AS5048 Magnetic Rotary Encoder DIY Learn how to create a custom magnetic rotary encoder using an AS5048 sensor and a 3D printed enclosure, greatly improving the accuracy and gameplay of an Asteroids game controller. 18 December 2025
February Mailbag - we've had our first mailbag. Dive into the contents of the first mailbag, featuring a variety of linear regulators, DC to DC converters, ESP32 modules, microphones, preamps, A2D converters, and more! Get ready for some exciting new audio projects and computer vision experiments. 18 December 2025
Crimping crimping - I've been doing a lot of Dupont crimps! Get ready to groove with this YouTube video featuring a funky music compilation that will have you dancing in no time! 18 December 2025
Laser Projected Asteroids: ESP32 Reinvents Classic Arcade Game! Learn how to create a classic Arduino ESP32 Asteroids game with laser projection, including a tour of the system hardware and a look at its firmware and game engine. Watch a demonstration and comparison of fonts, as well as an overview of the audio output. Dive into the schematics and try out the game for yourself! 18 December 2025
Coming soon - ESP32: Asteroids with Lasers Get ready to dive into an in-depth discussion on cutting-edge technology and stay updated with the latest trends in this highly engaging YouTube video! Don't miss out on this dose of tech inspiration! 18 December 2025
Build Your Own DIY Laser Show: Easy Steps & Amazing Results! Learn how to create your own laser show using a laser galvanometer, MCP4822 DAC, and an ESP32 module. Discover the process of building and programming the circuit, along with improvements that can be made for a more advanced system. 18 December 2025
3D Printed Game Controller Designed in Fusion 360 Learn how to design and build a custom game controller using 3D printing, Fusion 360, and ESP32 components in this step-by-step guide. 18 December 2025
ESP32 Audio: I2S & Built-In DACs Explained Learn how to utilize ESP32's built-in Digital to Analog Converters (DACs) for outputting audio and arbitrary signals at high frequencies, along with a step-by-step guide on configuring the I2S peripheral for using DAC channels. 18 December 2025
Fusion 360 3D Printed Case for my TCR Tester (or M-Tester) Learn how to design and 3D print a protective case for a TCR tester with Fusion 360 software. Get a step-by-step guide to create the perfect custom enclosure with added features, such as a slider switch for battery disconnection. 18 December 2025
JLCPCB Christmas Project Discover a fun and festive Christmas project - creating a flashing Christmas tree using a simple circuit designed with a custom PCB. Learn how to assemble it with color-changing RGB LEDs for a visually pleasing effect! 18 December 2025
DIY Flame Lamp Learn how to create a flame effect lamp using WS2812B LEDs, aluminum channels, and 3D printing to repurpose a broken lamp in this engaging and informative video. 18 December 2025
Mastering ESP32 Servo Control: Easy Step-by-Step Guide This tutorial explores driving hobby RC servos using the ESP32, covering wiring, control methods, continuous servos, and more! Read on to master controlling servos with ease. 18 December 2025