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ID = 37428
United States of America (USA)
Brand: Raytheon Mfg. Co.; Cambridge, MA
Tube type:  Double Tetrode 
Identical to CK5884 = 5884
Similar Tubes
Heater and shape different:

Base Wires only.
Was used by Technology / Measurement
Filament Vf 1.25 Volts / If 0.01 Ampere / Direct / Battery =
Description T2x3 subminiature twin tetrode for use as electrometer amplifier. 6 lead flat press plus top wire.
Typical operation: 10V at 100 microamps per plate, -5V at 10 pA control grids, 1.05 gain, 23 umho Gm per section.
1: Fil-
2: Plate 1
3: Space chg grid
4: Plate 2
5: G1 sect. 1
6: Fil+
Top: G1 sect. 2 
Information source - - Manufacturers Literature   

ck5884_sockel.png CK5884: Raytheon Manual
Heinz Höger

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CK5884: Raytheon Manual
Heinz Höger


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