Collaborate Disseminate
Every ham radio shack needs a clock; ideally one with operator-friendly features like multiple time zones and more. [cburns42] found that most solutions relied too much on an internet connection …read more Continue reading Every Ham Shack Needs a Ham Clock
If a zipper breaks, a 3D printer might not be the first tool one reaches for — but it’s more feasible than one might think. [MisterJ]’s zipper slider replacement is …read more Continue reading This Printed Zipper Repair Requires No Unsewing
While working on a project that involved super-thin prints, [Julius Curt] came up with selective ironing, a way to put designs on the top surface of a print without adding …read more Continue reading Selective Ironing Adds Designs To 3D Prints
[Michel Jean] asked a question few others might: what exactly is going on under the hood of a classic HP scientific calculator when one presses the ∫ key? A numerical …read more Continue reading It’s 1979 – What Exactly Did That ∫ Key Do?
This unusual clock by [Moritz v. Sivers] looks like a holographic dial surrounded by an LED ring, but that turns out to not be the case. What appears to be …read more Continue reading There Are No LEDs Around the Face of This Clock
[Yeckel] recently put the finishing touches on an ambitious implementation of a simple D-STAR (Digital Smart Technologies for Amateur Radio) transceiver using some very accessible and affordable hardware. The project …read more Continue reading Simple D-STAR Transceiver Uses Inexpensive Hardware
At first glance, it may look like [Rybitski]’s 7-segment RGB LED clock is something that’s been done before, but look past the beautiful mounting. It’s not just stylishly framed; the …read more Continue reading This LED Strip Clock Aims to Make Your Next One Easier, Too
[Joshua Clay] recently unveiled his newest RC Nerf Dart Robot and talks through his design choices, pointing out that in his aim to have it launch darts fast and hard …read more Continue reading Evolved Nerf RC Tank Now Leaves Welts
Animatronic displays aren’t just for Halloween, and hackers today have incredible access to effective, affordable parts with which to make spectacles of light, sound, and movement. But the hardware is …read more Continue reading Let Hauntimator Steer Your Next Animatronic Display
[Matt Denton]’s SpoolBot is a surprisingly agile remote-controlled robot that doesn’t just repurpose filament spool leftovers. It looks exactly like a 2 kg spool of filament; that’s real filament wound …read more Continue reading Robot Looks Exactly Like a Roll of Filament, If Filament Had Eyes