Collaborate Disseminate
There are plenty of radios you can buy that pick up MW and SW bands if that’s what you’re into. Or, you can follow [mircemk]’s example, and whip one up …read more Continue reading DIY SI5351 Radio Tunes In SW, MW, And More
If you work with radio, the chances are that before too long you’ll be winding an inductor. At radio frequencies these won’t be big chunky transformer style chokes, but often …read more Continue reading Mechanical Stability For Your Coils
Although the CRT has largely disappeared from our everyday lives, there was a decades-long timeframe when this was effectively the only display available. It’s an analog display for an analog …read more Continue reading Analog Video From an 8-Bit Microcontroller
Although we do often see projects that take antiques and replace some or all of their components with modern equipment, we can also sympathize with the view that (when possible …read more Continue reading Restoring the Soul of a 1940s Radio
If you’ve seen a big air-variable capacitor, you may have noticed that some of the plates may have slots cut into them. Why? [Mr Carlson] has the answer in the …read more Continue reading The Cutting Truth about Variable Capacitors
[Distracted by Design] loves gear from the 1980s, though some of it isn’t as useful as it used to be. He happened across a cheap old FM radio with a …read more Continue reading Old FM Radio Upcycled Into Classy Bluetooth Speaker
America’s airwaves are haunted by zombies again, as we dig into a decade of broadcasters leaving their hardware open to attack, giving hackers the chance to hijack TV shows, blast out fake emergency alerts, and even replace religious sermons with expli… Continue reading Smashing Security podcast #445: The hack that brought back the zombie apocalypse
Looking up at the sky just after sunset or just before sunrise will reveal a fairly staggering amount of satellites orbiting overhead, from tiny cubesats to the International Space Station. …read more Continue reading Building a Low-Cost Satellite Tracker
The magnetic loop antenna is a familiar sight in radio amateur circles as a means to pack a high performance HF antenna into a small space. It takes the form …read more Continue reading Cheap VHF Antenna? Can Do!
In the global game of nuclear brinksmanship, secrets are the coin of the realm. This was especially true during the Cold War, when each side fielded armies of spies to …read more Continue reading Radio Apocalypse: Survivable Low-Frequency Communication System