Peak Electronic Design Ltd 💙🇪🇺 on Twitter: "So even though the germanium OA85 diode starts conducting at very low voltages (that's why they make good "crystal set" detectors), its forward voltage soon
Microscopy of the interior of a 1970's type germanium diode type OA85 in glass body. Left is anode, right is catode. The semiconductor cell is on the cathode. Stock Photo | Adobe
File:Courbe diode OA85.JPG - Wikimedia Commons
Diode germanium OA85
General Purpose Germanium Diode Vintage Radio etc. OMA0068 | Rich Electronics
Rare OA85 Mullard Germanium Diode Vintage
OA95 Philips | General purpose and low threshold Germanium diode | Buy on-line | rf-microwave.com
OA85 DIODE Datasheet pdf - GERMANIUM DIODE. Equivalent, Catalog