How to Make a Larger Air-Cored Inductor
Radio amateurs often have a love-hate relationship with home-made inductors, sharing all kinds of tips and tricks as to how the most stable nanohenry inductor can be wound. But there’s
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Author: Jenny List
A Medium Format Camera From Scratch
Film photography may now be something so outdated as to be unknown to our younger readers, but as an analogue medium it has enjoyed a steady enthusiast revival. There is
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Hacker Hotel 2023: Back Again!
After three years, it’s odd to think back to those few weeks before the COVID-19 pandemic morphed from something on the news into an immediate and ever-present threat which kept
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The Die Is Cast!
We all know the basics of how metal casting works, a metal is heated up to melting point and the resulting liquid metal is poured into a mold. When the
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Floppy-8 is a Tiny PC in a Floppy Drive
At first sight, Floppy-8 is simply a LattePanda based PC built into the shell of a external vintage floppy drive. Indeed, it’s a very nicely executed LattePanda PC in a
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How Home Made Robot Arms Used To Be Made
With laser cutters and 3D printers in our arsenal as well as the global toy shop of mass-produced parts and single-board computers, building a robotic project has almost never been
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An Instant Camera Using E-Paper As Film
The original Polaroid cameras were a huge hit not just for their instant delivery, but for the convenient size of the permanent images they delivered. It’s something that digital cameras
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Now ChatGPT Can Make Breakfast For Me
The world is abuzz with tales of the ChatGPT AI chatbot, and how it can do everything, except perhaps make the tea. It seems it can write code, which is
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Cheap Kitchen Scale Learns to Speak JSON With ESP32
Smart kitchen appliances are expensive, and more often than not, your usage data goes to whichever company operates the inevitable cloud service. Meanwhile the cheap ones contain substantially the same
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Creative Vandalism The KITT Way
It’s probable that most of us have at some time dreamed up a witty and subversive way to deface our city, but that few of us will have followed through
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