Big-name tube amplifiers often don’t come cheap. Being the preserve of dedicated audiophiles, those delicate hi-fis put their glass components...
amplifier
Newington, CT – January 3, 2025 – ARRL The National Association for Amateur Radio® has introduced a sweepstakes, offering members...
Conventional wisdom has it that the solid state era in electronics began in 1948 with the invention of the transistor,...
It’s a staple of spy thriller movies, that the protagonist has some kind of electronic scanner with which he theatrically...
found a schematic for a grid leak radio online and decided to throw together a few tubes on a...
About two decades ago there was a quiet revolution in electronics which went unnoticed by many, but which overturned a...
If you’ve ever wondered why something like a radio or a TV could command a hefty fraction of a family’s...
Many of us will have found dusty forgotten pieces of electronics and nursed them back to health, but we were...
If you look up at the night sky in a dark enough place, with enough patience you’re almost sure to...
Shielding is crucial for all manner of electronic devices. Whether you want to keep power supply noise out of an...
The operational amplifier, or op amp, is one of the most basic building blocks used in analog circuits. Ever since...
We like regenerative receivers. They perform well and they are dead simple to create. Example? modified a few existing designs...
