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Kg3v Ham Radio Blog

A Diary of Technology Persuits

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Ham Radio

Using External Antenna Tuners with the IC-7300

I have been trying a couple external Tuners with my IC-7300 transceiver, with mixed results. They actually both worked, but operation is a little confusing. The tuners I have tried so far are: Elecraft KAT-500 LDG Electronics IT-100 The Elecraft... Continue Reading →

IC-7300 Spectrum Display with N1MM+

I recently bought an Icom IC-7300 SDR transceiver, and finally got a chance to start looking at it. My hope is to use this as a Mobile rig, although it is a bit large. Not sure how I will mount... Continue Reading →

Moving the DXDUSB inside the DX Doubler

I have been using the DXDUSB as the interface for my DX Doublerfor a couple years now, and what I really wanted to do is to have a DX Doubler with the USB interface "built-in." Well, the idea of actually... Continue Reading →

Sure I Like SDR Technology. But I still Want a “Radio”

I have worked in an industry where we have been developing "digital radios" for many years. Many of the technologies that are finding their way into the great new fad we all call SDR (Software Defined Radios), are not new.... Continue Reading →

AntDecoder Proto Testing with 2X6 Switch

This weekend, I finally got a chance to assemble and test a prototype PC Board for the AntDecoder. The board and the software worked fine. The only issue is that I need to add output buffers to the Arduino lines... Continue Reading →

AntDecoder Testing and Logic Levels

I have been asked about the progress of the AntDecoder project. I have been working with a prototype PC board along with a 2X6 Antenna switch. The antenna switch is a homebrew model made by Mike, K4GMH. Mike was kind... Continue Reading →

Important N1MM+ Antenna Config Changes

I just installed the latest version on N1MM+. I have been looking at using the Antenna Data provided by N1MM+ for controlling my antenna switching. In the latest version, the Change Log shows two changes that were made to the... Continue Reading →

Updating FTDX-3000 Firmware

I finally decided it was time to update my FTDX-3000 to the latest Firmware. Yaesu has been good about making updates available for this Rig. Recent updates have greatly improved the spectral display including adding a nice waterfall below it,... Continue Reading →

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 →

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