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Kg3v Ham Radio Blog

A Diary of Technology Persuits

Trying an HF Horizontal Loop Antenna

I was looking for a new antenna to try this weekend. I will be in the NAQP CW Contest and there will be many stations active across the US, Canada, and hopefully some DX. I have been thinking about a... Continue Reading →

DXDUSB Instructions

I have started to create some instructions for installing the DXDUSB. Go to the DXDUSB Page on this Blog (from the Top-level) and you will find a Link to the Instructions File. This is a work in progress, and will... Continue Reading →

Building an Elecraft KAT-500 Antenna Tuner

I have had a number of automatic Antenna Tuners in recent years.I have had  MFJ tuners, LDG tuners and the built-in tuners in my TS-930s, Elecraft K2, ICOM IC-7600, and Yaesu FTDX-3000. They have all worked pretty well. The first... Continue Reading →

Using N1MM+ OTRSP Data for Antenna Switching

I have been looking at antenna switches for using two radios with a number of antennas. The common switches I have found are referred to as "Six packs" or 2X6 antenna switches, which establish connections for 2 radios to any... Continue Reading →

DXDUSB Update – Now Available

I have completed all the development I plan to do on the DXDUSB interface which allows using any USB Port to interface to a DX Doubler SO2R controller. I now have a stable version and will make available DXDUSB units... Continue Reading →

R.I.P DX Doubler

I recently heard that the DX Doubler (DXD) SO2R Controller by TopTen Devices, has been discontinued. Looking at their Web Site, it has completely vanished, along with the Radio-specific cables, User Manuals, etc. This controller was a great addition to... Continue Reading →

MFJ-1924 Mobile Screwdriver Antenna Controller Settings

I have been using an MFJ-1924 Controller on my HiQ 4/80 mobile antenna for a number of years. The Controller started having an issue when it was very cold outside (very cold here in VA is < 30 F.). It... Continue Reading →

Raspberry PI 3

I am getting a chance to do some embedded programming with the latest Raspberry PI micro computer and a 7" touchscreen display. The pair can be purchased locally (at Frys electronics here on the West Coast) for under $ 150.... Continue Reading →

WINDOWS 10 – More Garbage you Can’t Live Without

I just got a new laptop computer. Had little choice, as the old one is 5-6 years old and it has gotten to the point that it takes several minutes to bootup. I tried all the normal cleanup tricks, but... Continue Reading →

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