Fresh hacks every day
[Drake] wrote in to share his recent project, which involves repurposing an Airsoft rifle that was sitting around, collecting dust. Airsoft guns as a whole are not all that impressive, but convert your Airsoft gun into a laser rifle, and we’re all ears.
His laser blaster is honestly pretty straightforward as far as laser projects go, but we just … Read the rest
[Bill the “Engineer Guy” Hammack] is back with another lesson in the science behind the technology we know and love, but might not fully understand. This time around he discusses fiber optic cabling and how it is used to relay data across distances both small and large.
He starts off by showing how laser light can be easily transmitted from … Read the rest
[Thierry Legault] doesn’t just look up at the stars, the uses a motorized telescope base of his own making to track and photograph secret objects orbiting the earth. What do we mean by ‘secret objects’? Spy stuff, of course.
Last month he captured some video of the X-37B, an unmanned and secretive reusable spacecraft (read: spy shuttle) which … Read the rest
After three huge mutant vehicle builds, [Tom Wilson] thought: “why not build another?” This time he decided to weld together a (comparatively) smaller more agile two-seater he calls the Boxer. We covered [Tom]‘s previous quadbike, Big Dog, which features a similar tube frame, full suspension, and the familiar culvert pipe wheels. This time around [Tom] actually built an … Read the rest
Instructables user [matchlighter] wanted to see what he could program his Roomba to do, so he decided he would make his little cleaning machine report its status on Twitter whenever something happened.
He popped open the Roomba’s case to access its serial connector, crafting a simple interface cable from some spare Cat5 he had sitting around. He added a small … Read the rest
We are saddened by the recent passing of [Bob Pease]. You may not be familiar with the man, but his work has touched your lives in more ways than you can count. As an electronics engineer who specialized in analog components he was responsible for hardware that made some of the electronics in your life possible, and designed components that … Read the rest
[Jeri Ellsworth] and former Commodore Computer engineer and current full time tinkerer [Bil Herd] have a little chat on skype covering the 101′s of Phase Lock Loops in this hour long video. PLL’s are handy for many applications, but their basic use is to keep clock signals in sync.
Topics covered include: Why we care, a basic explanation for the … Read the rest
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