Booting a Desktop PDP-11
Ever heard of VENIX? There were lots of variants of Unix back in the day, and VENIX was one for the DEC Professional 380, which was — sort of — …read more Continue reading Booting a Desktop PDP-11
Author Archives: Al Williams
Piezo Sensor Reviewed
If you do FDM 3D printing, you know one of the biggest problems is sensing the bed. Nearly all printers have some kind of bed probing now, and it makes …read more Continue reading Piezo Sensor Reviewed
Card Radios Remembered
We know how [Techmoan] feels. In the 1980s we had a bewildering array of oddball gadgets and exciting new tech. But as kids we didn’t have money to buy a …read more Continue reading Card Radios Remembered
Solar Power, Logically
We’ve all seen the ads. Some offer “free” solar panels. Others promise nearly free energy if you just purchase a solar — well, solar system doesn’t sound right — maybe… …read more Continue reading Solar Power, Logically
Linux Fu: A Warp Speed Prompt
If you spend a lot of time at the command line, you probably have either a very basic prompt or a complex, information-dense prompt. If you are in the former …read more Continue reading Linux Fu: A Warp Speed Prompt
3D Printed Brick Layers for Everyone
Some slicers have introduced brick layers, and more slicers plan to add them. Until that happens, you can use this new script from [Geek Detour] to get brick layer goodness …read more Continue reading 3D Printed Brick Layers for Everyone
The Amiga No One Wanted
The Amiga has a lot of fans, and rightly so. The machine broke a lot of ground. However, according to [Dave Farquhar], one of the most popular models today — …read more Continue reading The Amiga No One Wanted
Wire Recording Speaks Again
If you think of old recording technology, you probably think of magnetic tape, either in some kind of cassette or, maybe, on reels. But there’s an even older technology that …read more Continue reading Wire Recording Speaks Again
Inside a “Budget” Current Probe
Current measurements are not as handy as voltage measurements. You typically need to either measure the voltage across something and do some math or break the circuit so a known …read more Continue reading Inside a “Budget” Current Probe
A Look at the Panasonic FS-A1FM
MSX computers were not very common in the United States, and we didn’t know what we were missing when they were popular. [Re:Enthused] shows us what would have been a …read more Continue reading A Look at the Panasonic FS-A1FM