Thursday, July 02, 2026

AI - The god we made

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I highly recommend the feature essay in the latest Quarterly Essay titled "The God we made - the threat and promise of artificial inte...

Updates to FreeDV Neo

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Work continues on my little FreeDV RADE V1 native app for macOS. Feedback from some users bemoaned the lack of fancy visualisations so I...

Tech talk on ABC Radio - AI is costing us in more ways than one

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This week on ABC Nightlife we discussed new data from a study by the University of Newcastle, published in the British Medical Journal, that...
Wednesday, July 01, 2026

Mems microphone to USB Audio

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A PDM (Pulse Density Microphone) and a Raspberry Pi Pico. It appears on the computer as an audio input (I changed the name from the original...
Tuesday, June 30, 2026

Strain relief for RG58U coax - 3D print

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I've been a bit slack with my dipoles here in the bush, the coax just hangs from the PL259. It's been fine until kangaroos catch the...
Sunday, June 28, 2026

FreeDV Sunday net - moved to 7.197

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For a few weeks we've run in to analog traffic when using 7.177 so today we moved to 7.197 and the frequency was clear so I think we mig...
Wednesday, June 24, 2026

iPhone mount for monitor top - 3D print

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In a video call with a friend recently I noticed that the video was noticably clearer than normal. They were using an iPhone as the camera r...
Sunday, June 21, 2026

PicoRX SDR software for a Raspberry Pi PICO

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Amazing work by Jon Dawson  at 101 Things and others to bring a very capable SDR to the RaspberryPi PICO. I've forked the project here ...
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Sunday FreeDV net - diversity of software

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A terrific net this morning on 40m here in VK3. We had stations in VK2, VK3, VK5 and VK7. Stations were using not just FreeDV 2.3.1 but also...
Wednesday, June 17, 2026

Tech Talk on ABC Radio - Apple's developer announcements

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This week on Nightlife Tech we discus the announcements at Apple's Worldwide Developer Conference. iOS 27, macOS 27 and the others will ...