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2024-05-07 14:09:22

crystal detector

a detector consisting of a fine wire in contact with a galena crystal; acts as a rectifier

2024-02-17 15:56:50

crystal detector

a detector consisting of a fine wire in contact with a galena crystal; acts as a rectifier

2024-02-17 15:56:46

crystal detector

a detector consisting of a fine wire in contact with a galena crystal; acts as a rectifier

2024-02-17 15:08:30

crystal detector

a detector consisting of a fine wire in contact with a galena crystal; acts as a rectifier

2024-02-17 15:08:27

crystal detector

a detector consisting of a fine wire in contact with a galena crystal; acts as a rectifier