#RF-Electronics

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The Jurassic Schottky: How the Cat's Whisker Rectified the Radio Age

The Jurassic Schottky: How the Cat's Whisker Rectified the Radio Age

The fascinating history of crystal detectors and cat’s whisker diodes—from Galena crystals in early radio to the …

March 7, 2026 • 11 min read

diode crystal-detector cat-whisker point-contact schottky-diode galena radio-history semiconductor foxhole-radio J.C.-Bose RF-electronics