Avian Visitors is a lovely project by that uses a Raspberry Pi and microphone to keep track of which birds...
birds
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via Hackaday: Track Bird Visitors With a Raspberry Pi and a USB Mic
via Amateur Radio Daily: 9/11 ‘We Do Remember’ Special Event Returns for 6th Year
via Amateur Radio Daily: Helioclock to Debut at Huntsville Hamfest
via the ARRL: The ARRL Solar Update
LEO.space Launches Free Platform for Tracking Satellites, Space Weather and Amateur Radio Activity
