Antique radios, Old Time Radios
1N21D
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Country:
United States of America (USA)
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| Identical to |
1N21D
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| Similar
Tubes |
Normally replaceable-slightly different:
1N21B
; 1N21E
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| Base |
No base
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| Description |
Silicon, point-contact mixer diode, Nr 1.3 max.
Also available with following suffixes: R, reverse polarity; M, matched pair; MR reverse polarity matched.
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| Information source |
- - Manufacturers Literature Sylvania Microwave Crystal Diodes
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1N21D: Manufacturer's Literature
Emilio Ciardiello
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1N21D: Internet
Hans Smit
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Collection of
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| Data Compliance |
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