Upgrading a worn incandescent headlamp to LED
Making Junk Useful
Using an optical end-stop to detect filament breakage
Battery electronics and final assembly
Building a smart fan controller to combat heat soak
3D printing a new battery enclosure.
Modern technology makes an old amateur radio new again.
Making a kickstand bushing for a dual-sport motorcycle.
Build a Pyrometer without using conventional gauges
Install rocksliders from a salvaged truck frame