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CV1641

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ID = 30956
       
Country:
Great Britain (UK)
Brand: Standard Telephones and Cables Ltd. (STC); London, Foots Cray
Tube type:  Triode, vacuum   Audio Frequency 
Identical to CV1641 = 4102E = VT32D
Similar Tubes
Normally replaceable-slightly different:
  3A/142A

Base UV-Base (4 Pins+Bayonet, USA 1914 WE)
Filament Vf 4 Volts / If 0.25 Ampere / Direct
Description The 1955 CV register gives the CV1641 (Previously named VT32D and VT32)as being directly equivalent to the 4102E. Babani quotes the filament rating as 2.1V 1A.
The STC 3A/142A is quoted by the CV register as a suitable replacement for both the CV1640 and CV1641. 
Information source -- Original-techn. papers.   
Babani, International Radio Tube Encyclopaedia   
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uv~~21.png CV1641: Fin Stewart
Fin Stewart


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