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. Also replaced the STC 4102D
Dimensioni (LxAxP) incl.pins/tip
46 x 118 x mm / 1.81 x 4.65 x inch
Peso
60 g / 2.12 oz
Bibliografia
-- Original-techn. papers.
Babani, International Radio Tube Encyclopaedia
- - Manufacturers Literature
3A/142A: Fin Stewart
Fin Stewart
Just Qvigstad
3A/142A: My schematic colection.
Pier Antonio Aluffi
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