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Kg3v Ham Radio Blog

A Diary of Technology Persuits

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Interfacing

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 →

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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 →

DXDUSB – DX Doubler USB Interface Update

DXDUSB Development Status I have had some requests to provide DXDUSB prototypes to  couple people. The latest prototype (Protot3) is still very rough. I have a couple in ongoing testing and they seem to be working well. However, these are... Continue Reading →

A USB Interface for the DX Doubler – The Last DXDUSB Prototypes

I have been working on a USB-only interface for the Top Ten Devices DX Doubler for some time. I recently completed the 3rd generation prototype. This is still a prototype - it uses a very small Arduino board with attached... Continue Reading →

DXDUSB DX Doubler USB Interface – 2nd Prototype

The 2nd prototype of the DXDUSB Interface has been completed. I ran it hard through the recent NAQP CW contest, and it did very well. Now it is just a matter of finalizing the software (of course software is never... Continue Reading →

FTDX3000 USB Virtual COM Ports

Setup of the USB interface with the FTDX3000 is very simple but it can seem confusing. It is only confusing because people may not be familiar with the idea of a Virtual COM Port, which only exists inside the USB... Continue Reading →

FTDX3000 USB Interface with N1MM+

This note is to help you setup your FTDX3000 with N1MM+ using WINDOWS (I am using WINDOWS 7). I am using only the USB interface. So the Radio has one cable to the PC, the USB cable. BEFORE YOU CONNECT... Continue Reading →

ARRL CWSS 2012 – Preparation

Well, hurricane Sandy did no damage to my Chesapeake Bayside QTH. I am thankful for that and I wish a quick recovery to those that were ravaged by this nasty storm. The winds did leave one of my antennas needing... Continue Reading →

Options for using the IC-7600 on RTTY with a PC

There has been a bit of discussion on the IC-7600 newsgroup about using FSK vs. AFSK when connecting a computer to the radio. Here is a summary that I posted in that group. Hopefully it will help some others get... Continue Reading →

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