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ПТ-2pt-2

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ID = 21742
       
Country:
Soviet Union
Brand: Common type USSR (SU) tube/semicond.
Tube type:  Triode, vacuum   Universal 
Identical to ПТ-2
Base Europe 4-Pin B4 (Eu A, E, 4A) 1914
Was used by Radio/TV-reception etc.
Filament Vf 3.6 Volts / If 0.066 Ampere / Direct / Battery =
pt2_sock.png ПТ-2: Grundig Rö-Tabu, zum M1, Band 3, 1948
Anonymous 15 Collector

Just Qvigstad 		pt2_spec.png
ПТ-2: Grundig Rö-Tabu, zum M1, Band 3, 1948
Anonymous 15 Collector
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Usage in Models 2= 1927 ; 3= 1928 ; 1= 1929 ; 3= 1930? ; 1= 1930 ; 1= 1931?
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):11
 
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