Uploaded October 2024 | Updated September 2026, 2 weeks ago
Cheap & Quick PCB, 3D Printing, CNC machining, and fabrication services from PCBWay pcbway.com/g/v8fQIG - Hi everyone! In this video, I want to show you a Circuit Activity Board. It's a fun little project I designed myself and it's perfect for anyone who wants to explore the basics of circuits, whether you're a maker or a teacher looking for a hands-on way to teach your students some STEM concepts.
Cheap & Quick PCB, 3D Printing, CNC machining, and fabrication services from PCBWay pcbway.com/g/v8fQIG - Hi everyone! In this video, I want to show you a Circuit Activity Board. It's a fun little project I designed myself and it's perfect for anyone who wants to explore the basics of circuits, whether you're a maker or a teacher looking for a hands-on way to teach your students some STEM concepts.








![Watch This Speaker Come to Life With Arduino!
Watch This Speaker Come to Life With Arduino! In this exciting tutorial, you’ll learn how to build an Arduino project that can speak and react to your commands. We’ll show you how to:
- Play audio files using a simple speaker
- Use an SD card module to store and access multiple sound files
- Upload and trigger various sounds based on different commands
This is a great starting point for projects like talking robots, interactive gadgets, or custom sound effects for your DIY electronics. No advanced experience needed — perfect for beginners and makers who want to give their Arduino a voice!
Arduino UNO R3 (Elegoo Clone) - https://amzn.to/46DB5er
Arduino UNO R4 (Arduino Original) - https://amzn.to/457PQ7h
Arduino UNO R3 (Clone) - https://amzn.to/40dMxtA
Jumper Wires (Elegoo 120pcs) - https://amzn.to/4nMHGtm
Jumper Wires (120pcs) - https://amzn.to/3UaQAmK
SD Card Module (HiLetgo 5pcs) - https://amzn.to/4lrmSWR
Micro SD Card Module (Adafruit) - https://amzn.to/4eLLc33
Mini Speaker (Model 1) - https://amzn.to/3GIjbwA
Mini Speaker (Model 2) - https://amzn.to/4lOIaNA
Mini Speaker (Model 3) - https://amzn.to/40OZQRa
💾 About the SD Card Module Adapter
The MicroSD Card Adapter is a module that allows your Arduino to read and write files to a microSD card using the SPI interface. It works with most Arduino boards and allows access to audio files and other data stored on the card.
🎵 Audio Playback Library
We’re using the TMRpcm library, which enables asynchronous playback of WAV/PCM audio files directly from an SD card. Compatible with Arduino Uno, Nano, Mega, and similar boards.
🔗 Library Download:
https://github.com/TMRh20/TMRpcm
🎧 Convert Audio to WAV Format:
https://audio.online-convert.com/convert-to-wav
Make sure to use mono, 8-bit or 16-bit, and 8kHz–32kHz sample rate for best compatibility.
💻 Project Source Code
📂 GitHub Repository:
https://github.com/MertArduino/Make-an-Arduino-Project-that-Speaks-and-Reacts
Background Music:
Tobu & Itro - Sunburst [NCS Release]
https://youtu.be/4lXBHD5C8do Watch This Speaker Come to Life With Arduino!](https://i.ytimg.com/vi/gi9mqIha8n0/mqdefault.jpg)

