Collaborate Disseminate
A few weeks ago we brought you news of a new palmtop computer for hackers, powered by the new Espressif ESP32-P4 application processor. The Tanmatsu (Japanese for “Terminal”) is a …read more Continue reading A Closer Look At The Tanmatsu
Many decades ago, when soldering was an activity more often associted with copper fabrication than with electronics, a soldering iron would have been a large lump of copper on a …read more Continue reading A Cordless Soldering Iron With A Difference
In the mid 1980s, there was a rash of 16-bit computers entering the market. One of them stood head and shoulders above the rest: Commodore’s Amiga 1000. It had everything …read more Continue reading Lessons Learned, When Restoring An Amiga 1000
Though it is many decades since paper tape was commonly used as a data input or storage medium, it still holds a fascination for many who work with computers. Over …read more Continue reading Paper Tape – With LASERs!
You can work with a part for many decades, and still learn something new about it. At least we can, and we don’t mind admitting it. Take film capacitors — …read more Continue reading Film Capacitors Can Go In The Wrong Way Round? Who Knew!
We’re used to those high voltage projects which use a self-oscillating transformer circuit with a TV flyback winding, and we have even at times railed against them for their inefficiency …read more Continue reading A Low Voltage Solder Gun From Scratch
Over the last decade we have brought you frequent reports not from the coolest of hackerspaces or the most bleeding edge of engineering in California or China, but from the …read more Continue reading The FTC Take Action, Is Time Finally Up For John Deere On Right To Repair?
The chances are that many of you will have made an FM “bug” style transmitter, a simple one-transistor oscillator usually driven by a small electret microphone. It’s also relatively straightforward …read more Continue reading Making A Mini AM Transmitter Better
The ESP32 series of microcontrollers have been with us for quite a few years now, providing a powerful processor and wireless connectivity for not a huge outlay. We’ve seen a …read more Continue reading The ESP32-C5, Finally Espressif Goes Dual-Band
Photographic accessories are often plagued by high prices, as photography is considered a rich man’s game. It doesn’t have to be that way though, and [Snappiness] is here to get …read more Continue reading A Waist Level Viewfinder For Not A Lot