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OA7 NOS Germanium Diode VALVO Black Glass Rare 1N3944 Amperex Glass Germanium Diode Vintage AAZ12 NOS Germanium Diode Philips Black Glass
These are NOS made by Valvo, in the black glass case. They have the part number and VALVO printed on the body. Vf is in the .24-.25 range. These are high quality parts in perfect condition. Red dot on cathode lead. I have a very limited supply of these, so get them while they're available.
Price is for one piece.
Price is for 1 piece of 1N3944 made by Amperex in the DO-7 case.  These are old, but I checked them and they seem to function properly, but are being sold as a "collectible" not guaranteed. These are NOS, in the black glass case. They have the part number printed on the body. Vf is .20. These are high quality parts in perfect condition. Red dot on cathode lead.
Price is for one piece.
TESLA GAZ51 NOS Germanium Diode Metal Can Gold Leads Rare 2N1307 Fuzz PNP Germanium Transistor TESLA OA5 NOS Germanium Diode Metal Can Gold Leads
These are NOS, in the metal can casing. They have the part number printed on the body. Vf is .25-.26. These are high quality parts in perfect condition. They have long gold plated leads.
Price is for one piece.
Price is for 1 piece of 2N1307 PNP Germanium transistor in the metal can case.  These are mint condition and the gain ranges from 60-300 making them great for fuzz pedals These are NOS, in the metal can casing. They have the part number printed on the body. Vf is .19-.21. These are high quality parts in perfect condition. They have long gold plated leads.
Price is for one piece.
TESLA OA9 NOS Germanium Diode Metal Can Gold Leads Rare 1N60 Red Raytheon Germanium Diode Vintage Rare 1N307 Red Germanium Diode Glass
These are NOS, in the metal can casing. They have the part number printed on the body. Vf is .20. These are high quality parts in perfect condition. They have long gold plated leads.
Price is for one piece.
Price is for 1 piece of 1N60 made by Raytheon in 1960.  These are old, but I checked them and they seem to function properly, but are being sold as a "collectible" not guaranteed. Price is for 1 piece of 1N307 made in the 70's.  These are old, but I checked them and they seem to function properly, but are being sold as a "collectible" not guaranteed.
Rare OA85 Mullard Germanium Diode Vintage Rare 1N215 Transitron Gold Metal Can Diode Vintage 1 Rare JAN 1N69 GE Germanium Diode Phenolic General Electric
Price is for 1 piece of OA85 made by Mullard in Great Britain.  These are old, but I checked them and they seem to function properly, but are being sold as a "collectible" not guaranteed. Price is for 1 piece of 1N215 made by Transitron in a gold metal can case.  These are old, but I checked them and they seem to function properly, but are being sold as a "collectible" not guaranteed. Price is for 1 piece of JAN 1N69 made by General Electric.  These are old, but I checked them and they seem to function properly, but are being sold as a "collectible" not guaranteed.
Rare 1N69 CBS Hytron Germanium Diode Phenolic Rare CK710 Black Raytheon Germanium Diode Vintage 1N34 Kemtron Phenolic Germanium Diode Vintage
Price is for 1 piece of 1N69 made by CBS/Hytron.  These are old, but I checked them and they seem to function properly, but are being sold as a "collectible" not guaranteed. Price is for 1 piece of CK710 made by Raytheon in 1960 in the original card.  These are old, but I checked them and they seem to function properly, but are being sold as a "collectible" not guaranteed. Price is for 1 piece of 1N34 made by Kemtron in a rare phenolic case.  These are old, but I checked them and they seem to function properly, but are being sold as a "collectible" not guaranteed.
ECG158 Sylvania PNP Germanium Transistor SYL318 OP221AJ/883 AD Low Noise Dual Opamp Analog Devices TO-99 OPA121KM Burr Brown Precision Difet Opamp Gold Leads TO-99
Price is for 1 piece of ECG158 PNP Germanium transistor in the original package made by Sylvania in the metal can case.  These look mint but are being sold as a "collectible" not guaranteed. Genuine OP211AJ/883 Analog Devices Mil Spec, Low Noise dual opamp. Professional Audio grade for low noise circuits. TO-99-8 metal can package!
Price is per piece.
Genuine OPA2121KM Burr Brown precision, difet, Low Noise single Opamp. Professional Audio grade for low noise circuits. TO-99-8 metal can package with gold leads!
Price is per piece.
OPA2111AM Burr Brown Precision Difet Opamp Gold Leads TO-99 OPA128JM Burr Brown Precision Difet Opamp Gold Leads TO-99
Genuine OPA2111AM Burr Brown precision, difet, Low Noise dual opamp. Professional Audio grade for low noise circuits. TO-99-8 metal can package with gold leads!
Price is per piece.
Genuine OPA128JM Burr Brown precision, electrometer grade, single opamp. Professional Audio grade for low noise circuits. TO-99-8 metal can package with gold leads!
Price is per piece.