Category: Hacks

Project Brownie is Complete!

It’s complete, and it’s for sale! Details in the video below Last year I introduced Project Brownie: The quest to imagine what a spy radio, made with technology that wouldn’t emerge for another half century, would have looked like in the 1960’s. To do this, I”d need some parts, some creativity, and some tools. A …

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DSB Digital: Friend, or Foe?

I recently became aware that there are companies selling Double Side Band radios for use on digital HF frequencies (FT8 specifically) on 40m, 30m, and 20m. In this post we’re going to take a look at what these rigs are, what they were originally designed for, and then you can decide whether these should be …

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CurlyTP: Every Web Server is a Dead Drop

Wikipedia says that a dead drop is “a method of espionage tradecraft used to pass items or information between two individuals (e.g., a case officer and an agent, or two agents) using a secret location, thus not requiring them to meet directly and thereby maintaining operational security.“ How is it that every web server is …

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MiscDotGeek Welder Update and a New Project Launch!

Last year I posted about a small hobby welder that I’d picked up for only $15. In That Post I showed how nasty and gnarly it was, and a bit about what needed to be done to make it a working welder. Now, hold that thought! In another post I also wrote about how I …

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The Canon Powershot Camera: A Hackers Paradise

Imagine programming your thrift store point and shoot camera to do things no other inexpensive camera can do. Take time lapses, star trail photos, and far more. I’m not talking about raspberry pi’s or arduinos. Instead, I thought it would be neat to show you all my favorite camera in the world. It’s not a …

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Project Brownie Begins

One of my greatest joys of ham radio is repurposing things. It doesn’t matter if it’s a fishing pole for an antenna or stripping out old CAT5 cable for experimental wire antenna, or using fittings from old CBs. Earlier this year I found an old AM/FM clock radio that I stuffed my DC40 project into. …

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AF5HD’s L-Match Tuner Build

A fun project for every QRP enthusiast is an L-match tuner. We’ve built a couple here at MiscDotGeek and our latest build (shown here) inspired Billy Dunn (AF5HD) to build a similar tuner. We have to say, this one turned out better than ours did! The only trouble he ran into was that one of …

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Toroid Tip #4: Counting!

As a collector of tips and tricks that I can use when building radio stuff. I’m also a writer and I love sharing knowledge. When Todd, N0IP shared a tip that I can’t believe I didn’t think of myself, I just had to write it up! For the other three tips, see the link at …

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The DC40 is complete- and dual band!

In December 2018, we published 5 articles all based on the DC40 project, starting with Part 1. We last left off with a few pieces that definitely made up a receiver. But, it was just parts on the bench and really needed a case. Then in February 2019 we picked up a Panasonic AM/FM Cassette …

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Panasonic AM/FM Clock Radio Teardown

Have you ever been at a thrift store and wondered if you should buy that super cheap bit of electronics and salvage or re-use it? In this video we discuss how to tear down such a beast, and discuss things like what makes a good find, what parts can be easily re-used, and how industrial …

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