Tag Archives: SOTA

New Case for the QRPLabs QCX CW Transceiver

Posted on May 5, 2019 by vk3yy

The QCX transceiver was previously packaged in a standard plastic enclosure from Altronics.  The fit was good and the extra space allowed for a battery pack but metal is a better choice for RF. I was not satisfied with the … Continue reading →

Posted in radio communications, SOTA | Tagged , , , , , | 2 Comments

Mt Little Joe VK3/VC-027 SOTA

Posted on August 30, 2015 by vk3yy

Sunday 30th August was planned as the second anniversary of Summits on the Air  (SOTA) for New South Wales (NSW) and the first anniversary for SOTA in Western Australia (WA).   The weather in Victoria was very wet and cold on … Continue reading →

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MTR2 CW Transceiver Flight Deck

Posted on June 16, 2014 by vk3yy

Having recently completed the KD1JV MTR2 CW transceiver, I have been wondering about how to use this in the field with a CW paddle.  Am in the process of re-learning CW after not using it since the licence test an … Continue reading →

Posted in Projects, SOTA | Tagged , , , , | 1 Comment

Transceiver for Backpacking

Posted on August 10, 2013 by vk3yy

I have been looking around for a compact SSB transceiver design to take on lightweight SOTA expeditions.  Something sized around 100mm x 100mm x30mm.  If the MST400 was a little smaller, it would be the clear choice, but the board … Continue reading →

Posted in Projects, radio communications | Tagged , , , , , , , , , , , | 35 Comments

Mt Ritchie VK3/VC-003 SOTA

Posted on May 12, 2013 by vk3yy

On Sunday, Kevin, VK3KAB and myself left Narre Warren Nth at 6am to head to Mt. Ritchie for a SOTA activation.    The aim was to be on air about half an hour before the UTC rollover.  We didn’t have … Continue reading →

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Mt Toorongo Range VK3/VT-026 SOTA

Posted on April 28, 2013 by vk3yy

Saturday looked like a good day to get out with sunny conditions although strong winds.  Mt. Toorongo seemed one to try, so I asked Peter, VK3PF and Wayne VK3WAM for some directions and expected road conditions as they had previously … Continue reading →

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MST400 SSB QRP Transceiver

Posted on September 30, 2012 by vk3yy

The weather was miserable yesterday, so spent some time stuffing components into MST400 transceiver boards in the workshop.  ozQRP in NSW make this kit, and it looked nice and cleverly designed to use commonly available parts , for example 10MHz … Continue reading →

Posted in Projects, radio communications | Tagged , , | 20 Comments