A Good Crystal Radio Design
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OA 81, Tube OA81; Röhre OA 81 ID33866, Solid-State-Diode | Radiomuseum.org
OA 81, Tube OA81; Röhre OA 81 ID33866, Solid-State-Diode | Radiomuseum.org
OA81 Diode Datasheet pdf - Germanium Diode. Equivalent, Catalog
Diode Mullard OA81 Germanium Point Contact 0A81 Tested - Etsy
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Germanium Diodes
Mullard OA81 and Lucas DD058 Diodes | en.wikipedia.org/wiki/… | Flickr
OA81 Datasheet(PDF) - List of Unclassifed Manufacturers
Mullard Germanium Diodes
diode OA81 - similar type
1N4738A ; Zener Diode 8.2V 1W, DO-41G (10pcs) - Al-Hekma Electronics
Diode Mullard OA81 Germanium Point Contact 0A81 Tested - Etsy
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OA81 | DIODE TUBE At 3 € HT on Electols
Signal Diode : Construction, Working, Types, Arrays & Its Applications
