Pico-Sized Ham Radio
There are plenty of hobbies around with huge price tags, and ham radio can certainly be one of them. Experienced hams might have radios that cost thousands of dollars, with …read more Continue reading Pico-Sized Ham Radio
Collaborate Disseminate
There are plenty of hobbies around with huge price tags, and ham radio can certainly be one of them. Experienced hams might have radios that cost thousands of dollars, with …read more Continue reading Pico-Sized Ham Radio
There’s a quirk of broadcasting in Europe left over from the earliest days of the medium, which our American readers may not have encountered. As well as the familiar AM …read more Continue reading Portrait of a Long Wave Station in its Twilight Years
The humble transistor radio is one of those consumer devices that stubbornly refuses to go away, but it’s fair to say that it’s not the mover and shaker in the …read more Continue reading Transistor Radio Repair, More Complex Than It Seems
The reports of the death of automotive AM radio may have been greatly exaggerated. Regular readers will recall us harping on the issue of automakers planning to exclude AM from …read more Continue reading Hackaday Links: May 21, 2023
Our smartphones have become our constant companions over the last decade, and it’s often said that they have been such a success because they’ve absorbed the features of so many …read more Continue reading What’s Going To Happen To Legacy Broadcast Bands When The Lights Go Out?
An “Infinite Impedance Detector” might sound a little like something that [Zaphod Beeblebrox] would use to zip around the galaxy. It’s not, of course, but it is an interesting and …read more Continue reading JFET Stands in For Triode in This Infinite Impedance Detector
With music consumption having long ago moved to a streaming model in many parts of the world, it sometimes feels as though, just like the rotary telephone dial, kids might …read more Continue reading An Epic Tale Of Pirate Radio In Its Golden Age
Lightning is a powerful and seemingly mysterious force of nature, capable of releasing huge amounts of energy over relatively short times and striking almost at random. Lightning obeys the laws …read more Continue reading Detect Lightning Strikes with an Arduino
In a world with software-defined radios and single-chip receivers, a superheterodyne shortwave radio might not exactly score high on the pizzazz scale. After all, people have been mixing, filtering, and …read more Continue reading A Superheterodyne Receiver with a 74xx Twist
What attracts a lot of people to amateur radio is that it gives you the ability to make your own gear. Scratch-building hams usually start by making their own antennas, but eventually, the itch to build one’s own radio must …read more
Continue reading A One-Transistor Ham Transmitter Anyone Can Build