Building your own LPF is surprisingly easy and educational! | Hacker News

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		sgtpepper on Jan 17, 2018 \| parent \| context \| favorite \| on: System Bus Radio: Transmits AM radio on computers ... Building your own LPF is surprisingly easy and educational!

cadr on Jan 17, 2018 [–]

Specifically, I would recommend searching for "W3NQN CWAZ" filter. Look at http://www.kitsandparts.com/ for the toroids.

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