There has been a lot of ES propagation lately. With my Bigwheel antenna for 2m I can make very nice contacts. Since the Bigwheel is approximately 5dBi, I wanted a little more gain and especially some forward gain. I have known for a long time about the existence of LFA …
QRP UnUns (Alleen Nederlands)
Temporarily only availabe for Dutch & Belgian Customers Aangeboden: QRP UnUns 49:1 & 9:1 – 50W PEP Kenmerken: Maximaal Vermogen: 50W PEP Gemakkelijke Aansluiting: Push Terminals voor snelle en gereedschapsvrije verbindingen Compact Ontwerp: Handig en draagbaar voor gebruik in elke opstelling Aansluiting: BNC Beschikbare Varianten: 49:1 UnUn en 9:1 …
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 …