Why I Decided to Make MiniBook Public When I first started building MiniBook, it was just a personal project — a lightweight, no-nonsense logbook that did exactly what I needed without all the clutter of bigger applications. I never really planned to release the source publicly. But as the project …
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Portable V Dipole
Update 27-04-2025: New body added, for 16mm tube mount. I saw 5.6m telescopic antennas on Aliexpress a while ago. I ordered a set with the idea of doing something fun with them later. I wanted to make a lightweight dipole to hang in the mast. Later I thought it would …
New portable setup for my IC-7300
Last summer I cycled a lot from park to park with my IC-705 and telescopic mast, with various experiments in terms of antennas. I have had a lot of fun with this, and will certainly expand this further for next summer season. The only thing I really missed is the …
New portable Telescopic mast
Last month, I visited the fair in Beetsterzwaag and came across the booth by EPS Antennas. Among their array of intriguing equipment, a +/- 11m telescopic aluminum mast caught my eye. It was a perfect fit for my plans, so I decided to make the purchase. Back home, the excitement …
Fixing 10/11m 5/8 Vertical
During a field activation I noticed that my 10m 5/8L Vertical occasionally performed poorly. I soon discovered that a solder contact had broken loose. Probably due to transport. With some trickery I was able to temporarily solve this problem. When I got home I soon discovered that there was more …
Battery Box upgrade
In the summer of 2023 I started using a LifePo4 battery. I had made this in a bag for the time being, with all electronics loose in the bag. Of course this will cause problems at some point. To solve this I was looking for a suitable box. The problem …
Tuner functionality added to Portable Setup
Portable Setup Upgrades April 2024 I’ve made some additions to my Portable Setup. Auto tuner added, with a wider tune range. BalUn added to work with ladderline. Tuning Aid added. Auto tuner I had owned an ATU-100 tuner for a while. But I had a lot of problems with that. …
Utility Boxes for Baluns & UnUn’s
Lately I’ve been working a lot with Baluns and UnUn’s and Chokes. I always needed a new housing for that. These are ultimately quite pricey and sometimes difficult to obtain. That’s why I spent an evening drawing. And I have drawn a number of variants of Utility boxes. I print …
CI-V Tuning aid for ICOM Radios
Updates 17-04-2024: Firmware v0.2 Almost every HF radio from ICOM has a Tuner connector, you know that white 4-pin connector at the back of your radio. Via this connector you can give a command with a switch so that your radio sends out a nice reduced carrier to safely control …
Signal Splitter box
Due to illness I had to enjoy myself a bit at home with the moments when I felt a bit good. I had small projects that were already finished but still needed to be build into an enclosure. The Signal splitter 1 was one of them projects. I once ordered …