Posted on Leave a comment

18 Volt Battery Pack

A low-cost solution to an expensive battery problem. The combination of parallel and series wiring delivers a compact electrical source that is both powerful and long lasting. Design by Mechaprint Prototyping

Multiple packs of this design were used to power firing boxes in the 2018 Royal Forest Firework show. Rear more about the show and the people behind it here:

Here are some videos of past Royal Forest Firework Shows:

Posted on Leave a comment

Portable Vacuum Forming Machine

This conceptual design could allow one to create vacuum formed parts almost anywhere. Features a modest build area while small enough to fit into a briefcase!

Source File Credit:

Handle ( by j0s3b4

Bowden bracket for FT-5 (5mm bowden version) ( by jterranella

Posted on Leave a comment

Rainbow Dash Costume

Wings and Glowing Ears for Serenity’s Rainbow Dash costume.


  • Printed at 200 microns with Light Blue & Black PLA
  • 2x 2032 Coin Batteries
  • 2x Adafruit Diffused 5mm Slow Fade Flashing RGB LEDs

Digital Base Models: