4CS6 Pentagrid RF Amplifier Miniature All Glass Vintage Philco Electronic Vacuum Tube

This is a genuine, vintage Philco 4CS6 Pentagrid electronic tube in it's original box. A collector's special vacuum tube. This tube was developed for gated amplifier in early television receivers. Naturally a vacuum tube with a heater-cathode and five grids can be used for many other special purpose circuits like oscillators and RF amplifiers. Useful for those antique radio restoration projects, experimentation, circuit research or to set up a private vacuum tube museum. It is new, unused, boxed, excellent condition. First come first serve, only one of this rare historical vacuum tube available!

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HARD TO FIND ORIGINAL HISTORICAL TUBE Features: • 4CS6 Pentagrid Converter • MFG: Philco • Quality Made in USA • RF, AF Amplifier, Oscillator • Heater: 4.2 V, 0.6 A • Plate Voltage: 100 Vmax, 0.8 mAmax - Class A • Base: 7-pin miniature, all glass • Collectible Notes: • NOS - New Old Stock tube • Original box • Unused • Price: $30 • 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