Thursday, September 24, 2020

Google is publishing scam ads featuring Dick Smith

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I'm getting tired of seeing these scam ads that, if you click through them, take you to fake news pages that look like ABC news reportin...
Tuesday, September 22, 2020

Ham radio in lockdown

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Although I moved from Sydney to Melbourne, the COVID lockdown has ironically led to me staying in touch with my Sydney friends more than I w...
1 comment:
Sunday, August 30, 2020

Local interference pattern emerging

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 The terrible RF interference I see here right across HF looks like this: But for three weekends in a row it goes off at 2:35pm local time o...
2 comments:
Friday, August 21, 2020

WSPR Watch update

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There is an update to the WSPR Watch app in the iOS App Store. The recently added signal to noise graph has changed to a line chart and if y...
Thursday, August 20, 2020

A Telstra or NBN internet slowdown incident.

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A few days ago we noticed that the internet was very slow. Pinging Google's DNS 8.8.8.8 showed about 20% ping loss. I logged in to the T...
2 comments:
Sunday, August 16, 2020

Unreliable Wifi on a 2018 Mac mini - a workaround

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When I bought this Mac mini (2018) it was used with a permanent ethernet connection and all was well. It's only now that we're in a ...
Saturday, August 15, 2020

Appeared on ABC RN's Download This Show

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This week, to coincide with the 75th anniversary of the war in the Pacific, we talked about some of the technologies that were developed in ...