Social Engineering and Menus
If you follow cybersecurity hacker methods — or just watch Mr. Robot — you probably know that the best way to get someone’s password is to ask for it. Sure, …read more Continue reading Social Engineering and Menus
Author Archives: Al Williams
Slice Your Next FPGA Design
A recent trend has been to convert high-level constructs into FPGA code like Verilog or VHDL. Slice goes the other way: it converts very hardware-specific concepts to Verilog and aims …read more Continue reading Slice Your Next FPGA Design
AD409 Microscope Review
It wasn’t that long ago that if you had an optical microscope in your electronics shop, you had a very well-supplied shop indeed. Today, though, a microscope is almost a …read more Continue reading AD409 Microscope Review
Active Ball Joint Uses Spherical Gear
A common CAD operation is to take a 2D shape and extrude it into a 3D shape. But what happens if you take a gear and replicate it along a …read more Continue reading Active Ball Joint Uses Spherical Gear
Spectrum Display Uses Tiny CPU and Many LEDs
You would think the hard part about creating a spectrum analyzer using a pint-sized ATTiny85 would be the software. But for [tuenhidiy], we suspect the hard part was fabricating an …read more Continue reading Spectrum Display Uses Tiny CPU and Many LEDs
Human Google: Ruth Freitag, Issac Asimov, and Bibliographies
You don’t often turn on a light and think, “That power company is sure on the ball!” You generally only think of them when the lights go out without warning. …read more Continue reading Human Google: Ruth Freitag, Issac Asimov, and Bibliographies
Heatsink Makes VR Even Cooler
Our first thought was that having big fins coming out of your VR goggles might not look very cool. But then we realized if you are wearing VR goggles, that’s …read more Continue reading Heatsink Makes VR Even Cooler
Good Enough for the Spruce Goose, Good Enough for Satellites
Wood products have a long history in aviation even though modern materials have eclipsed them in many areas. But lately we’ve noticed several plywood satellites, including this one the ESA …read more Continue reading Good Enough for the Spruce Goose, Good Enough for Satellites
A Collection of Linux Tools on Steroids
Sometimes we do things because “that’s the way we’ve always done them.” Screws, for example, had slotted heads in the 1500s and slotted heads are notoriously bad, but despite Robertson …read more Continue reading A Collection of Linux Tools on Steroids
Forget Smart Watch; Build a Smart Hat
Smart watches are pretty common today, but how many people do you know with a smart hat? [Oliver] built Wilson which he bills as “the IoT hat.” We wonder if …read more Continue reading Forget Smart Watch; Build a Smart Hat