Category: Amateur Radio

BITX40 Rebuild Part 3: Back On The Air!

In the July 2020 update, I made mention that my BITX40 BITX’d the dust, so to speak. Receive worked, but transmit failed. In Part 1 of the BITX40 Rebuild series I talked about the history of my radio, some of the modifications I’ve made, and how badly I messed it up when troubleshooting the problem! …

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ATU-10 QRP Auto-Tuner emerges. And, a uSDX killer?

QRP Guys need tuners that are small,. portable, and low power. Can an Automatic Antenna Tuner do the job? Find out!

BITX40 Rebuild Progress Report, MiscDotNews

In this post we’re going to catch up with what’s been going on over here at MiscDotGeek and explain the gap in posts lately. We’ve been busy, and some of it hasn’t been all good, sad to say. I recently posted about a series of videos related to the BITX40 Rebuild project, which so far …

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First QRP Portable Ops: Failure!

I recently decided that with the amount of camping I’d like to do, I couldn’t handle sleeping in the back of my Suburban. As much as I like the rig, getting in and out is difficult at best, and there’s no room to sit up, let alone stand up. So, I bought The Tent To …

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BITX40 Rebuild Part 2: It Has Begun!

As I wrote in Part 1 of the BITX40 Rebuild Part 1, my own love affair with the BITX40 goes back to December 2016 when a gift from my wife arrived from India in the form of a BITX40v3 from HF Signals, Ashhar Farhan’s company that at the time produced just the BITX40v3. Also mentioned …

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A Personal Milestone: Published on Paper

As far back as I can remember, I have had a fondness for words and language. Even in the second grade, learning the roots of words, their suffixes and prefixes, and so many things surrounding grammar- it was all just fascinating to me. Beginnings Through Middle School and High School, English class was what I …

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Ununs, A new End Fed, and Homebrew Capacitors [YouTube]

Things have been pretty hectic here at Chez Geek, but I’ve made some time this month to work on a new project. Now that the QCX Mini 20 is all fixed up, and I’m making inroads in learning CW, it’s time for a dedicated “spare” antenna. My station has been single-antenna since I restarted radio …

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QCX Mini Troubleshooting and Repair Tips

If you’ve been keeping up on the MiscDotGeek YouTube channel or the QRP Labs forum, then you’re likely aware that the QCX Mini has had some teething issues. We’ve already covered the C38 problem, and that’s been fully resolved. Instead we’re going to look at the issue that some builders are having: The inability …

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QCX Mini: C38 Retrospective, and some Troubleshooting

If you’ve been following along on my YouTube Channel, you’ll find that I’ve been having issues getting any sideband cancellation with my QCX Mini. I’ve been troubleshooting it. See the video below for some information about the troubleshooting. But first, remember C38? C38 Woes: Root cause found! On a few QCX Mini’s, C38 blew, causing …

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Building the QCX Mini: What Tools do you Need?

Now that the QCX Mini’s are arriving, hams around the world are looking at the little tiny package that comes in the post and are wondering if they have the tools to build this diminutive little radio. If you’ve built almost any other radio kit, then you have most of the tools already. But we’re …

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