Shortwave radio has a charm all its own: part history, part mystery, and a whole lot of tech nostalgia. The...
History
By the beginning of the 20th century scientists were only just beginning to probe the mysteries of the atomic world,...
We hear a lot about how ham radio isn’t what it used to be. But what was it like? Well,...
Portability has been a goal of a sizable section of the computing world for many decades now. While the obvious...
With so many cheap oscilloscopes out there, the market for old units isn’t what it used to be. But if...
At the height of the Cold War, those of us on the western side of the wall had plenty of...
In ham radio, we often use Handie-Talkie or HT to describe a compact, handheld transceiver. My first exposure to the term Handie-Talkie was when...
Brian Justin, Jr., WA1ZMS, of Forest, Virginia, will operate experimental station WI2XLQ on 486-kHz AM for the Reginald Fessenden commemorative...
For home computer users, the end of the 1980s was the era of 16-bit computers. The challenge facing manufacturers of...
We usually think of a hydraulic system as fully self-contained, with a hydraulic pump, tubing, and actuators filled with a...
Opinion The oldest functional off-Earth space hardware? Well, that is a great question for those into pub quizzes, aka bar trivia....
These days, not only are oscilloscopes very common, but even a cheap instrument today would have been the envy of...
To commemorate the centenary of this historic contact made by Goyder and Bell, Mill Hill School will be hosting working...
For some time now, Apple has developed a reputation for manufacturing computers and phones that are not particularly repairable or...
The Geochron World Time Indicator is a clock that doubles as a live map of where the sun is shining...
Despite the rise of ARM processors in more and more computers from embedded systems to daily driver PCs, the x86...
In the 2020s we’re used to software being readily accessible, and often free, whether as-in-beer or as-in-speech. This situation is...
Bits of material levitating against gravity, a stream of water deflected by invisible means, sparks of light appearing out of...
In a world of digital monotony, the Avo DA14 digital multimeter, with its vintage J Nixie tube charm, is a...
It’s been said that the best way to stifle creativity by researchers is to demand that they produce immediately marketable...
If you picked today in your hackerspace’s sweepstake on when Winamp would pull their code repository, congratulations! You’re a winner!...
The dulcet tones of a modem handshake may be a thing of the distant past for most of us, but...
Continuing the series on floppy copy protection, examines Electronic Arts’ Interlock system. This was used from 1984 to 1987 for...
Physicist John Archibald Wheeler made groundbreaking contributions to physics, and has a fantastic writeup about the man. He was undeniably...
After previously working out a suitable approach to create a period-correct paper tape reader for his tube-based, MC14500B processor-inspired computer,...
