OddMix VACUUM TUBE - 1S4 |
1S4 Power Pentode Discontinued Battery Type RCA Victor Glass Vacuum Electron Tube
This is a genuine discontinued RCA Victor 1S4 Electronic Tube in an original, old style box. A collector's special vacuum tube. These miniature type tubes used as output amplifier stage in lightweight, compact, portable, battery-operated equipment. Excellent for those antique radio restoration projects or to set up a private vacuumtube museum. It is NOS tube - New Old Stock, unused, boxed, and kept for all these years in mint condition.
Features: • 1S4 Power Pentode Electrone • MFG: RCA Victor • Quality Made in USA • Amplifier, Oscillator, AF, RF • Heater: 1.4 V, 100 mA • Collectible • Plate: 90 Vmax, 7.4 mAmax • Base: 7-pin miniature, all glass Notes: • NOS - [New Old Stock] tube • Original box • Unused • Price: $100 • One available • S/H included within continental US |
1S4 Miniature 7-Pin All Glass Electronic Vacuum Tube Electrode Connections F=Filament, G=Grid
PIN # | 1 | 2 | 3 | 4 | 5 | 6 | 7 |
Electrode | F-, G3 | Anode | Grid 1 | Grid 2 | F-, G3 | Anode | F+ |
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