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A Beginner’s Two-Component Crystal-Style Wi-Fi DetectorCrystal radios are famous for doing something almost magical: picking up broadcast signals with nothing more than a diode, an antenna, and a pair of headphones. They’re the simplest RF receivers you can build — and a brilliant way to learn how radio waves become electrical signals. In this post, I’m taking that idea into… 2025-12-11T21:16:38-0800 Silicon Junction 1,000 words Rated 2026-01-03T12:43:52-0800 - sethherr
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