1U4 Sharp Cutoff Pentode Battery Type Sylvania Glass Electronic Vacuum Tube

This is a genuine discontinued Sylvania 1U4 Electronic Tube in its original box. A collector's special antique vacuum tube. These miniature type tubes used as output amplifier stage in many lightweight, compact, portable, battery operated equipment. Excellent part for antique radio restoration or for a private vacuum tube museum. It is a NOS tube - New Old Stock, unused, boxed, and kept for all these years in mint condition.

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HARD TO FIND - HISTORICAL TUBE Features: • 1U4 Sharp Cutoff Pentode Electronic Tube • MFG: Sylvania • Class A Amplifier • Heater: 1.4 V, 50 mA • Plate Voltage: 110 Vmax • Base: 7-pin miniature • High quality Made in USA • Tube Collector's Discontinued Special Notes: • NOS - [New Old Stock] tube in original box • 1976 Price: $4.60 - Sylvania List - May 1, 1976 • Unused - Price: $60 - One available • S/H included within continental US

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