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ID = 32112
Soviet Union
Brand: Common type USSR (SU) tube/semicond.
Tube type:  Triode, vacuum   Power/Output 
Identical to 12С3С = LD1
Similar Tubes
Heater different:

Base all-glass military
Was used by Military and/or Government
Filament Vf 12.6 Volts / If 0.1 Ampere / Indirect
Dimensions (WHD)
incl. pins / tip
32 x 57 x mm / 1.26 x 2.24 x inch
Weight 30 g / 1.06 oz
Tube prices 2 Tube prices (visible for members only)

12s3s_so.png 12С3С: rtt
Anonymous 10 Collector

12С3С: Original Datenblatt
Joachim Glüder

Usage in Models 1= 1962? ; 1= 1964?

Quantity of Models at with this tube (valve, valves, valvola, valvole, válvula, lampe):2

Collection of



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