Category Archive: Amateur Radio

Feb 09

BITX40 Builds: M6YPA’s 3D Printed Case and Microphone

Today we bring you a beautiful 3D printed case from Adrian Cattell, M6YPA. Here are the pictures. See below for Adrian’s description of the case, and how it came to be. Thanks for sharing, Adrian! Update:┬áThis case is now available for purchase from Dave,┬áKE0KHA. Click Here to go to his site and get one of …

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Feb 01

BITX40 Builds: AB1OP and the PC Power Supply Case

Ralph [AB1OP] shared his BITX40 build on the BITX40 Facebook group this week. For his build he’s re-purposed an older PC Power Supply case, and given it a custom printed front panel. Ralph explains what it took: “This is my BITX40 pcb in an old PC PSU enclosure – just enough room. In fact I …

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Jan 27

The BITX40 FAQ

The BITX40 FAQ All around the web folks are asking questions about the BITX40v3. This is my attempt to answer the most common questions raised. I am not affiliated with hfsigs.com or anybody who is. If you have your own question about the BITX40, leave a comment below and I’ll be glad to answer it. …

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Jan 21

BITX40: L-Match Tuner Update

In a previous post (BITX40: L-Match Tuner for an End Fed Antenna)I built an L-Match tuner using advice from Peter Parker, VK3YE. I also followed his “Tune for Maximum Brightness” RF current indicator. I had indicated that the current indicator worked fine, and I thought I did, but I was not seeing the results I …

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Jan 14

BITX40 Progress: Easier Tuning and a Microphone

In our last BITX40 Progress installment, I showed you the box contents, and a basic setup that I’d come up with. The controls and connectors were all on the top panel, and it was all loose. Since then, progress has been made! I’ve put up an antenna (more on that in another post) and built …

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