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Author Archives: Al Williams

Embedded TPM: Watch Out!

Posted on January 23, 2026 by Al Williams

Today’s PCs are locked up with Trusted Platform Module (TPM) devices so much so that modern Windows versions insist on having a recent TPM to even install. These have become …read more Continue reading Embedded TPM: Watch Out!→

Posted in security hacks, TPM

A 1970s Electronic Game

Posted on January 23, 2026 by Al Williams

What happens when a traditional board game company decides to break into electronic gaming? Well, if it were a UK gaming company in 1978, the result would be a Waddingtons …read more Continue reading A 1970s Electronic Game→

Posted in games, retrocomputing, The Game Machine, waddingtons

Touchless Support Leaves No Mark

Posted on January 22, 2026 by Al Williams

[Clough42] created a 3D print for a lathe tool and designed in some support to hold the piece on the bed while printing. It worked, but removing the support left …read more Continue reading Touchless Support Leaves No Mark→

Posted in 3D printed supports, 3d Printer hacks, 3D Printing

STL Editing with FreeCAD

Posted on January 22, 2026 by Al Williams

[Kevin] admits that FreeCAD may not be the ideal tool for editing STL files. But it is possible, and he shares some practical advice in the video below. If you …read more Continue reading STL Editing with FreeCAD→

Posted in CAD, freecad, software hacks, stl editing

Simulating Pots with LTSpice

Posted on January 22, 2026 by Al Williams

One of the good things about simulating circuits is that you can easily change component values trivially. In the real world, you might use a potentiometer or a pot to …read more Continue reading Simulating Pots with LTSpice→

Posted in Hardware, LTSpice, poteniometer, simulation, spice

Retrotechtacular: RCA Loses Fight to IBM

Posted on January 21, 2026 by Al Williams

If you follow electronics history, few names were as ubiquitous as RCA, the Radio Corporation of America. Yet in modern times, the company is virtually forgotten for making large computers. …read more Continue reading Retrotechtacular: RCA Loses Fight to IBM→

Posted in Hackaday Columns, RCA, retrocomputing, Retrotechtacular, spectra 70, sperry

Tech in Plain Sight: Finding a Flat Tire

Posted on January 21, 2026 by Al Williams

There was a time when wise older people warned you to check your tire pressure regularly. We never did, and would eventually wind up with a flat or, worse, a …read more Continue reading Tech in Plain Sight: Finding a Flat Tire→

Posted in car hacks, dtpms, engineering, Featured, Hackaday Columns, itmps, Original Art, tire pressure sensor, TPMS

Block Devices in User Space

Posted on January 21, 2026 by Al Williams

Your new project really could use a block device for Linux. File systems are easy to do with FUSE, but that’s sometimes too high-level. But a block driver can be …read more Continue reading Block Devices in User Space→

Posted in block device driver, linux, linux hacks, software development, software hacks, ublk

What Isaac Roberts Saw Without a Space Telescope

Posted on January 20, 2026 by Al Williams

Space telescopes are all the rage, and rightfully so. The images they take are spectacular, and they’ve greatly increased what we know about the universe. Surely, any picture taken of, …read more Continue reading What Isaac Roberts Saw Without a Space Telescope→

Posted in Andromeda, astrophotography, Hackaday Columns, Space

Inside Air Traffic Control

Posted on January 20, 2026 by Al Williams

It is a movie staple to see an overworked air traffic controller sweating over a radar display. Depending on the movie, they might realize they’ve picked the wrong week to …read more Continue reading Inside Air Traffic Control→

Posted in air traffic control, air traffic controller, ibm 9020, retrocomputing, sage, transportation hacks

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