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ID = 33516
United States of America (USA)
Brand: Common type USA tube/semicond.
Tube type:  Electrometer Triode 
Identical to 5803
Similar Tubes
Normally replaceable-slightly different:

Base Wires only.
Was used by Technology / Measurement
Filament Vf 1.25 Volts / If 0.01 Ampere / Direct / Battery =
Description Subminiature electrometer triode. T3 bulb, X press. Improved 5802.
7.5V at 90 microamps anode, -1.7V at 50pA grid, 2.1 gain, 100umhos Gm.
Raytheon and Victoreen known manufacturers. 
Information source Tube Lore (I)   
- - Manufacturers Literature   

ray_f23_6.png 5803
Emilio Ciardiello

5803: Manufacturer's Literature
Emilio Ciardiello

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