Author Archives: vk3yy

Archer Lookout VK3/VC-038

One of the newer Victorian summits added to the register late in 2019 was Archer Lookout, VK3/VC-038.  Ron, VK3AFW was the first to activate it and after some discussions on access, I planned an activation on an ebike. Archer Lookout … Continue reading

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LoRa GPS Tracker

LoRa is a newish Internet Of Things communications technology.  It promises long range (LoRa), transmits a small amount of power and is designed for sensors that may need to operate from batteries for very long periods of time.  The air … Continue reading

Posted in Projects, radio communications | Tagged , , , , | 7 Comments

NanoVNA and EFHW

The NanoVNA arrived the other week, these units are very good value and work remarkably well.  With small size and weight (63 grams)including battery, it can easily be taken out in the field, providing it is protected from the elements.  … Continue reading

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20 metre SSB Compact Transceiver

This one follows the design of the DK7IH Cigarette Packet Micro Transceiver.  The changes made to the original design are: – Plug in front end, transmit driver and PA low pass filters – FET power amplifier (IRF510) rather than bipolar … Continue reading

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New Case for the QRPLabs QCX CW Transceiver

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

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Three Summits around Falls Creek

With nice weather forecast and a day off on Monday, it was an ideal opportunity to do a couple of new summits in the Falls Creek area.  I left home in Melbourne’s South East at 7am on Sunday and took … Continue reading

Posted in Hiking, SOTA | Tagged , , | 2 Comments

144 MHz for the KX2 Transceiver

Many times I have thought it would be nice to have 2 metres on the KX2, I do miss it from the FT817 days. This bare board transverter was on Ebay from a Ukraine seller, the feedback was very good … Continue reading

Posted in Projects, radio communications, SOTA | 2 Comments