found a schematic for a grid leak radio online and decided to throw together a few tubes on a...
amplifier
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...
