Bogong to Hotham 2024

On January 19 2024 the Albury Wodonga Amateur Radio Club supported the event as safety and radio stations along the course which is 66 kilometres in length. It follows the Alpine walking track. The club had 13 locations along the course with 18 operators and partners helping. Nigel assembled our portable VK3RWI 147.225 repeater + cross band 146.550 2mtr installation […]

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Free standing folded dipole

The following PDF article is a collection from various internet sites compiled by MH VK2JMJ. The target is to costruct a free standing side mounted folded dipole that could also be used on a boom for a Yagi.At a centre frequency of 146.000 Mhz and interfacing 50 Ohms coax into a folded dipole. For full PDF article click here> Thanks […]

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VK2JMJ 146.00 Yagi antenna

Why not use the VNA instead of a tape measure? Mount the driven element’s water proofing box and the mechanical restraints to hold the two 1/4 wave elements securely in position on the boom… Click here to download the full PDF article>

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Club Portable Repeater

The club’s old portable repeater developed an intermittent problem so we’ve decided to replace it using slightly more modern technology. After a generous and appreciated donation by VK3TIM of the key parts for our new repeater, the new system is almost complete.

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80m Loop Antenna

Michael Harvey VK2JMJ December 2021 Theory: Antennas are basically a resonant element in the sky. That resonance can be obtained by a natural RF length or wavelength of wire. That length can be physically shortened or made to look longer at RF by adding inductance in that length. A combination of inductance and capacitance makes the element resonate. Read the […]

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VK2RAY 15th August

Erwin checks the 70cm cavities before we bring up the repeater on it’s new frequencies. We replaced the network cable, power injection system. Replaced and rerouted the microwave link cabling, moved the LV dc switching, mounted the ethernet switch, added battery temperature compensation, added a dedicated battery sense wire for the charge controller and did some improvements to the telemetry […]

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A little light hearted relief

Hi to all. As we are trying to keep with the environment where I live as in I am unable to erect an antenna outdoors, I decided to use this little J pole antenna tuned for 70 cm. As you can see we turned it into what I call a Plantana and the SW are a spot on and it’s […]

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Sunday at VK2RAY

Yesterday we got all the top hat sections cut and attached and the sheets back on. Lots more work on the telemetry, monitoring and power control side. Ron, Erwin and I deferred from yesterday to today due to weather. Of course the wind went from negligible to problematic as soon as we started to handle the colourbond sheets!Ross – VK2DGY

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More VK2RAY relocation activity

More on VK2RAY relocation activity. 13th July – Garoni’s truck arrived at 9:15 am and we had the container in place at Ross’ place by 10:30 am. Photos 1 – 4 – The whole operation went exactly as planned and was completed just before the rain set in. Over the next few weeks we’ll reinstall the solar panels, then rebuild […]

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VK2RAY update

Some of you may have noticed a brief VK2RAY repeater outage on Wednesday. Due to unforeseen circumstances we were required to replace the IRLP hardware for VK2RAY linked repeater system on Wednesday 15 July. New logic and filter boards were hurriedly assembled and installed, without any opportunity to test, tweak or adjust. As a result, there was a slight tone […]

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VK2RAY photo update

Here are a couple more photos submitted by Erwin VK3ERW. The left photo shows the old site after cleanup. Tom handed the site back to Albury Council, so we are no longer liable for rent. The right photo shows this weekend’s achievements: Solar panels mounted and batteries are back on charge Telescopic mast with X300 antenna deployed with improved water […]

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VK2RAY relocated!

Over the weekend some hardworking AWAR volunteers finalised relocating VK2RAY, from Lake Hume to Red Light Hill in Lavington. Below are photos taken by Ross VK2DGY of the successful transfer of the container/RAY. Photos should be self-explanatory but you’ll see the container being loaded onto the truck and then unloaded at Red Light Hill. Below is a quote from Ross; […]

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