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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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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Relocating VK2RAY

Below are some photos, taken by Rob VK2FAAA last weekend, of some very active AWARC volunteers preparing our transmitter out at the fish farm, RAY. Everything had to come off the container; solar panels, antenna towers, even the side installation panels had to come off. Before the actual moving of the container was scheduled to go ahead all items except […]

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When the internet goes down…

Interesting Engineering: When the Internet and Cell Phone Networks Go Down, Amateur Radio Operators Step Up. Click this link to read this interesting article published in the USA: Interesting Engineering: When the Internet and Cell Phone Networks Go Down, Amateur Radio Operators Step Up

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Raspberry Pi Power Supply

An issue confronting Raspberry Pi users is SD card corruption due do improper system shutdown. Ordinarily before removing power from the Raspberry Pi, one should execute the “sudo shutdown -h” Simple routine can be incorporated into the system, sensing either an operator shutdown or a power failure. Read the full PDF article here> Thanks to Rob VK2YMU for submitting this […]

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Product Review – Rode M3 Studio Microphone

Product Review – Rode M3 Studio MicrophoneAustralian Made I don’t usually promote any product unless it offers great value for money with equally great performance. Usually the microphones provided by radio manufacturers, besides the high price tags don’t seem to give the expected audio quality that can be had with non OEM units. To read the full PDF article please […]

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VK2RWB (Yarrawonga)

The repeater had works done to improve the range, many thanks to all those who did the heavy lifting. The repeater can is now workable way past Corowa going east towards Albury, no exact coverage map exists presently. So any reports will be useful. The repeater is linked with connectivity to many parts of West Victoria, including Mitcham in Melbourne […]

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Two excellent reads

NVIS This interesting article taken from hamradioschool.com shows the relationship of height verses propagation angle. To read the full article, click here: Australian Amateur Call Signs Australian Amateur Radio Call Signs A history overview The current series of Australian Amateur Radio Call Signs may seem baffling but looking back at the way in which our call signs have evolved shows […]

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