12DS7 Sylvania Auto Radio Low Anode 12V Space Charge Power Tetrode Electronic Tube 2

This is a genuine, vintage, discontinued Sylvania 12DS7 Space Charge, Power Tetrode Electronic Tube in it's original box. A collector's special vacuum tube from the "Good Old Times". These miniature, lightweight, portable, compact, tubes were developed to work with the automobile 12 Volt battery as anode supply. Developed for combined detector, amplifier and avc use in automobile and ac operated receivers. Excellent for those antique radio restoration projects or to set up a private vacuum tube museum. It is NOS tube - New Old Stock, unused, boxed, and kept for all these years in mint condition. First come first serve, as only one of this rare, discontinued, historical vacuum tube available!

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HARD TO FIND - HISTORICAL TUBE Features: • 12DS7 Twin Diode, Power Tetrode Tube • MFG: Sylvania • Class "A" Power Amplifier • Heater: 12.6 V, 0.4 A • Plate Voltage: 12.6 Vmax - Tetrode Class A • Plate Current: 35 mAmax - Tetrode Class A • Base: 9-pin miniature, all glass • High quality Made in USA • Tube Collector's Discontinued Special Notes: • NOS - [New Old Stock] tube in original box • 1976 Price: $6.40 - Sylvania List - May 1, 1976 • Unused - Price: $50 - One available • S/H included within continental US

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• Only one item available unless otherwise indicated • Click the credit card pictures left to order • • E-Mails always answered unless return e-mail is blocked