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12DS7 Twin-Diode, Power Tetrode Sylvania Auto Radio Space Charge 12V Plate Vacuum Tube 2

This is a genuine, vintage, Sylvania 12DS7 Space Charge, Power Tetrode Electronic Tube. These miniature, lightweight, portable, compact, tubes were developed to work with the automobile 12 Volt battery as anode supply. Works as a combined detector, amplifier and avc use in automobile and ac operated receivers. Useful for antique radio restoration projects or to set up a private vacuum tube museum. It is NOS tube - New Old Stock, unused, boxed, excellent condition. First come first serve, as only one of this rare, discontinued, historical vacuum tube available!
12DS7 Twin-Diode Power Tetrode Sylvania Auto Radio Space Charge 12V Plate Vacuum Tube No. 2[12 KB]


12DS7 Dual-Diode, Power Tetrode
MFG: Sylvania High quality Made in USA
Audio Power Amplifier AF, RF, Oscillator
Heater: 12.6 V, 0.4 A Space Charge Tube
Plate Voltage: 12.6 Vmax, 35 mAmax - Class A
Discontinued Special Collectible Tube
Base: 9-pin miniature, all glass


NOS - [New Old Stock] tube Original box
Unused - Price: $50 - One available
S/H included within continental US
12DS7 Noval 9-Pin Miniature All Glass Electronic Vacuum Tube Electrode Connections
PIN # 1 2 3 4 5 6 7 8 9
Electrodes Anode D2 NC Grid-1 T Heater Heater Anode Grid-2 Cathode Anode D1
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