MP3 Bike Horn
cults3d
This project is purely for entertainment purposes, no serious intentions here :-) A DIY MP3 Bike horn built using a budget-friendly MP3 player board and some extra components. It runs on 3 AAA batteries. The MP3 player board used in this project can be found on eBay: https://www.ebay.com/itm/TF-Card-U-Disk-Mini-MP3-Player-Decoder-Audio-Voice-Module-for-Arduino-DFPlayer/172068842193 This bike horn uses a reentrant horn that can be customized to fit different sizes, thanks to the parametric design: https://www.thingiverse.com/thing:3133987 The project includes schematic and Eagle files for anyone interested in taking it further. The MP3 Bike horn can play up to 4 different melodies stored on an SD card. Check out a video of the bike horn in action here: https://youtu.be/NGRnqf-xwgw
With this file you will be able to print MP3 Bike Horn with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on MP3 Bike Horn.