Peak Electronic Design Ltd 💙 on Twitter: "The OA91 is actually my favourite germanium diode (built my very first crystal set with one). I must have one somewhere here at Peaky HQ....…
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Mullard CV7130 OA91 Germanium Signal Diode DO-7 Case 1 2 5 10 25 Pieces MBL1-05 | Rich Electronics
Electronics-Salon 10 PCS OA91A Panasonic Germanium Diode, Point Contact Type, OA91, 0A91- Buy Online in Azerbaijan at azerbaijan.desertcart.com. ProductId : 26817147.
Diodo de Germanio OA91 0.03A 20V DO-7 - Cetronic
OA91 Germanium Diode NOS | eBay
Mullard CV7130 OA91 Germanium Signal Diode DO-7 Case 1 2 5 10 25 Pieces MBL1-05 | Rich Electronics