OA79 Germanium Point Contact Detector Diode - QRPparts
OA-79, germanium contact point high-frequency diode, early… | Flickr
X-এ Jez @ Peak Electronic Design Ltd 💙🇪🇺: "Germanium & silicon diode forward voltage measurements on the DCA Pro (model DCA75) are very interesting. OA79 diode has a VERY soft knee. https://t.co/e4JaPPiGfo" /