Amazon.com: United Nuclear The Ultimate Crystal Radio Kit Authentic Cat's Whisker Diode - Vintage Crystal Radio Circuit Craftsman Radio Kit : Tools & Home Improvement
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![Point Contact Diodes [History, Construction, Application Circuit] | Homemade Circuit Projects](https://www.homemade-circuits.com/wp-content/uploads/2022/09/point-contact-diode-cats-whisker.jpg "Point Contact Diodes [History, Construction, Application Circuit] | Homemade Circuit Projects")
Point Contact Diodes [History, Construction, Application Circuit] | Homemade Circuit Projects
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Ye Olde "Cat's Whisker" Diode construction ??
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Cat's Whisker Diode | Hackaday
Amazon.com: United Nuclear The Ultimate Crystal Radio Kit Authentic Cat's Whisker Diode - Vintage Crystal Radio Circuit Craftsman Radio Kit : Tools & Home Improvement
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How does a cat's whisker diode actually work? : r/AskElectronics
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Cat's-whisker detector
1901: Semiconductor Rectifiers Patented as "Cat's Whisker" Detectors | The Silicon Engine | Computer History Museum
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Crystal Detector: Cat's Whisker Radio Detector » Electronics Notes
