Category Archives: Amateur Radio

QRP Hours contest – after the event

Posted on 14 April, 2012 by andrew

As planned I operated in this relaxed event tonight, for a couple of hours. I decided to use my IC703, partly because it has a CW filter and I know how useful that is even in a quiet cw contest.  … Continue reading →

Posted in Amateur Radio, contests | Tagged , , | Comments Off

RD Contest – State Scoring formula

Posted on 14 March, 2012 by andrew

Is the RD contest state score formula correct, and is it fair? There has been a lot of concern about the RD contest state score formula, and conjecture about how it can be improved. I have written this to clarify … Continue reading →

Posted in Amateur Radio, contests | Tagged , , , | 8 Comments

Summer VHF/UHF field day January 2012

Posted on 1 February, 2012 by andrew

For this event I invited a former work colleague and new licencee, Adan VK1FJAW to participate and learn something about field operations.  Adan operated the 6 metre station during the event and while it was fairly quiet for most of … Continue reading →

Posted in Amateur Radio, contests, field and portable | Comments Off

When is the sun due north?

Posted on 1 August, 2011 by andrew

Time Sun is due North (noon). Continue reading →

Posted in Amateur Radio, general | Tagged , , , , | Comments Off

Microwave portable operations

Posted on 2 July, 2011 by andrew

Recently read some material published by Roy VK4ZQ about his portable station which can be operated on all main amateur bands up to 10 GHz.  Worth a read.

Posted in Amateur Radio, contests, equipment, field and portable, Radio | Tagged , , | Comments Off

Experimenting with WSPR

Posted on 19 April, 2011 by andrew

WSPR mode is used by a world wide beacon network. Receiving stations log the stations received on a website for all to see. Continue reading →

Posted in Amateur Radio, digital signal processing (DSP), equipment, Internet, Radio | Tagged , , , , | Comments Off

QRP Hours contest 2011

Posted on 10 April, 2011 by andrew

Operating in the QRP Hours contest in April 2011, using an antenna set up in the hours preceding the contest. Le Mans style radio contesting! Continue reading →

Posted in Amateur Radio, contests, Radio | Tagged , , , | Comments Off

National Field Day contest March 2011

Posted on 18 March, 2011 by andrew

I plan to operate in this event from home, starting on Saturday evening due to a family commitment that afternoon. I will operate on 144, 432 and 1296 MHz bands only, unless I am inspired to erect more antennas. Post … Continue reading →

Posted in Amateur Radio, contests, Radio | Tagged , | Comments Off

VK9NA expedition

Posted on 18 March, 2011 by andrew

VK9NA dxpedition on VHF/UHF/microwave succeeded in breaking some Australian records and in putting Norfolk Island onto 2m EME. Continue reading →

Posted in Amateur Radio, equipment, Internet, Radio | Tagged , , , , , , , , | Comments Off

VK9NA photo gallery

Posted on 19 February, 2011 by andrew

Gallery of photos from the VK9NA Dxpedition in 2011. Click any photo to view larger size, with slideshow control options.    

Posted in Amateur Radio, field and portable | Tagged , , , , , | Comments Off