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...
Category: Projects
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...
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...
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...
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...
Portable ATV Receiver
A while ago I came up with the idea of building a portable ATV receiver. Important features of this receiver had to be: 1. Large screen with real noise (no fake noise) 2. Of...
New Symmetrical Antenna system for HF
I’ve been thinking about setting up a symmetrical antenna system for a while now. That is, Ladder line fed dipole. I did a bit of measuring and was able to stretch 2 x 9m...
Add game Wordle to your BPQ (LinBPQ only)
I have written a tutorial on how to install an Application like Wordle for LinBPQ. BPQ Applications (Wordle)
LinBPQ & Direwolf installation
Over the past 2 weeks I have been busy getting the following things done: Transferring a Windows BPQ32 configuration to LinBPQ for the RaspberryPi. Communicating with an AEA PK-88 TNC in KISS mode. Install...
Universal DCD for 1200bd Packet modems.
Since I’m working with packet again, you encounter all kinds of problems and then have to solve them again. The same now. I recently purchased an AEA PK-88 packet modem. Only this one has...
Homebrew Manpack for my IC-705 and accesoires
If you have some time on the weekend to work portable. then you don’t want to spend a lot of time setting up and connecting my equipment. especially if this is the same setup...
40m Deltaloop for NVIS
I’ve always been interested in all kinds of loop antennas. This is because closed systems are generally less sensitive to QRM and therefore receive more quietly. What I’ve been wanting to try for a...
ATV Receiver project
Some time ago, Hans PE1ICE developed a compact ATV Receiver that could demodulate FM audio and Nicam audio also. Link to project: https://nvra.net/index.php/nicam-decoder/pe1ice-nvra-mini-atv-ontvanger/ All that was needed was to install the receiver in a...
Getting better 10GHz reception, modifying the mast :-)
Reception at 10Ghz can be quite a challenge, especially if you can receive the station to be received on the edge. I really had the problem that the signal went up and down even...
HB9CV 3.5m Project
A friend of mine Gertjan PA3FZB who is crazy about 3.5m broadcast “amateur” stations 😉 recently came up with an article about a HB9CV design for 3.5m. He asked me if I could build...
23cm Yagi Antenna building
First attempt to build a 23cm Yagi I had been looking for an antenna for 23 and 13cm for a while now. As I wanted to listen to SSB and Amateur Television stations. Now...
Diamond MX62M Diplexer Modification for IC-705
Simple conversion description MX62M with BNC Connectors UPDATE! 02-07-2023 I have replaced the BNC Pigtail cable with a fixed BNC Panelmount version instead to be more flexible. Recently I was looking for an...
Magnetic Loop Controller update
Update! 30-12-2022 It’s been a while since I gave an update on the Magnetic Loop controller project I’m working on with Rob PA5RH. The purpose of the Loop Tuner was that it can tune...
Magnetic loop construction – PART 2
Some time has passed, and a lot has been done so far. Construction Tuning Section First I had to find a way to mount the vacuum condenser on the mounting plate. Because I print...
