Category Archives: radio communications

Yet Another EFHW Matcher

While on the lookout for a more compact housing for the End Fed Half Wave matcher, I came across this perfectly sized enclosure at Altronics (Hammond 1551).  At 50mm x 35mm x 20mm, it is just right to hold the FT-82-43 core, … Continue reading

Posted in Projects, radio communications, SOTA | 11 Comments

Thoughts on Elecraft KX2 Transceiver for SOTA

After some time getting used to operating the new Elecraft KX2, it was time to take it out on a SOTA activation.   With a break in the weather, Federation Range, VK3/VN-029 looked like a good choice as it qualifies … Continue reading

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

New SOTA Rig

The new Elecraft KX2 arrived last week.  So far it looks like just the thing for SOTA activations.  A battery pack was not ordered for it, so one was constructed from 3 x 18650 2500mAh cells with a protective polyfuse. … Continue reading

Posted in radio communications, SOTA | Tagged , | 18 Comments

Castle Hill VK4/NH-136 Last Minute Activation 1 Point

Castle Hill is a small hill close to the Townsville city centre in North Queensland.  It was about 5:30pm when the opportunity presented itself for a quick activation.  I had the FT-817, an end fed for 40/20/10m and the RHM8B … Continue reading

Posted in radio communications, SOTA | 2 Comments

HF1 QRP Transceiver Project

(This project is on hold indefinitely) This project is based around the recent HF1 QRP transceiver by Ashhar Farhan, VU2ESE. The transceiver is an interesting SSB design with wide tuning range from 0-30MHz and should cover several amateur bands.  The schematic for … Continue reading

Posted in Projects, radio communications, SOTA | Tagged , , , | 9 Comments

TR-PP-11B Hand Held Military Radio

The TR-PP-11B is a French military hand held radio designed in the early ’60s.  I came across one at the MDRC Hamfest this month and couldn’t resist it.  The radio is also known as an ER-62B and a TRC-766.  It’s … Continue reading

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Mt Hotham SOTA Gathering

It all started with Brian, VK3MCD organising a SOTA gathering up on Mt Hotham VK3/VE-006 at a ski lodge. Mt. Hotham is surrounded by 10 point summits, some easy to get to and many not so easy, so we jumped at … Continue reading

Posted in radio communications, SOTA | 3 Comments