MakerBot Print is our newest print-prepration software, which supports native CAD files and STL assemblies,
allows you to interact with all your printers via the Cloud, and many other exciting new features.

Download Now

Report as inappropriate

Thanks again for the helpful tips, that got this project finished. I ended up going with the design I mentioned in a follow-up post....3 strings of 4 LEDs each, wired in parallel, with a 270ohm resistor, powered by two 9-volt batteries.

Here are the pics for my Flux Capacitor on FB: https://www.facebook.com/ukcat/posts/10155547742687197?notif_id=1530370274090677