Ethan J. A. Schoonover15 meter ham radio band was collapsing for me but a station in Korea and I managed to eke out a quick contact. I can hear the Easter Island special event station too but haven't been able to raise a reply on 17 m.
Andrew Ball
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KiCadWhat's this? Oh, nothing much. Just KICAD VERSION 9RC2 dropped! We are only a couple weeks away from the final release. Test out the nightly builds now and see if you can find any showstoppers that we can fix before that happens.
https://forum.kicad.info/t/stable-version-9-0-0-rc2-available/57708/1
Stable version 9.0.0-rc2 available
The KiCad project is excited to announce the second release candidate for the next major version 9.0.0 is available for testing. Version 9.0.0 is expected to be released by the end of January 2025. You can obtain the release candidate for your platform here: Windows: https://downloads.kicad.org/kicad/windows/explore/stable/download/kicad-9.0.0-rc2-x86_64.exe macOS: https://downloads.kicad.org/kicad/macos/explore/stable/download/kicad-unified-universal-9.0.0-rc2.dmg Ubuntu: Using the nightly...
Doughnut Lollipop 【記録係】
Dr David MillsI fancy having a go at building a synchronous AM detector radio.
I found a cheap AM radio kit on eBay, so I'll build the front of it - tuner, mixer oscillator and first IF, then add my own detector stage and audio amp.
Might be interesting to build it to switch between standard detector in the kit and my stage to see how they compare.
I found a cheap AM radio kit on eBay, so I'll build the front of it - tuner, mixer oscillator and first IF, then add my own detector stage and audio amp.
Might be interesting to build it to switch between standard detector in the kit and my stage to see how they compare.
I should at least set up for RX on 6m CW, SSB and perhaps FM. #hamradio
Tube❄Timei was looking at the Wikipedia list of 7400 chips (https://en.wikipedia.org/wiki/List_of_7400-series_integrated_circuits) and noticed some really unusual devices.🧵
paulrickardsCreated the power cable harness (and cable laced it!) between the power supply and the motherboard.
Robert McNeesAstrophysicist Jocelyn Bell Burnell was born #OTD in 1943. As a grad student at Cambridge in 1967, she discovered an entirely new type of celestial object: Pulsars!
Photo: National Science & Media Museum / Science & Society Picture Library
I can't find what I want online and that rather makes me miss the days when I could walk to Radio Shack and not find what I want there instead. #electronics
Never mind, I found 3.7V, which will work.