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ID = 42797
Great Britain (UK)
Brand: Standard Telephones and Cables Ltd. (STC); London, Foots Cray
Tube type:  Beam Power Tube   beam power   Power/Output 
Identical to CV4097 = S2P20
Predecessor Tubes VX6137  

Base Noval, 9 pin miniature (USA pico-9) B9A
Filament Vf 2.5 Volts / If 0.46 Ampere / Direct / Battery =
Description Battery Operated Beam Power RF Tetrode for operation up to 100 MHz.

Tapped filament also permits operation at 5V, 0.23A.
Pa <5W; Va <150. 

Dimensions (WHD)
incl. pins / tip
22 x 68 x mm / 0.87 x 2.68 x inch
Information source - - Manufacturers Literature   
-- Original-techn. papers.   
CV4097: S.D.
Siegfried Droese


from Just Qvigstad

Usage in Models 1= 1955??

Quantity of Models at with this tube (valve, valves, valvola, valvole, válvula, lampe):1

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