[–] metadat 2y ago ↗ Credit: @wistyhttps://news.ycombinator.com/item?id=40834916 [–] pvg 2y ago ↗ https://news.ycombinator.com/item?id=39612605 [–] metadat 2y ago ↗ Noted, thanks.
[–] 05 2y ago ↗ There are some threads on eevblog where people add a DIY horn antenna and get about a hundred feet of range for car detection. e.g. [0], video with Doppler audio [1].[0] https://www.eevblog.com/forum/projects/playing-with-cheap-hb...[1] https://www.youtube.com/watch?v=r2NwtRPYWK4
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[ 3.1 ms ] story [ 77.0 ms ] threadhttps://news.ycombinator.com/item?id=40834916
[0] https://www.eevblog.com/forum/projects/playing-with-cheap-hb...
[1] https://www.youtube.com/watch?v=r2NwtRPYWK4