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ID = 28778
Brand: Lutèce-Lumière S.A.; Paris
Tube type:  Triode, vacuum   Universal 
Identical to S215_Lutece
Similar Tubes
Heater different:
First year 1928 Saga of the Vacuum Tube, Tyne page 413

Base Europe 5-Pin , B5 (Eu O, F, O5A) 1928
Was used by Radio/TV-reception etc.
Filament Vf 2.5 Volts / If 1.7 Ampere / Indirect / Parallel, (AC/DC)
Description Manufacturers : Lutèce-Lumiere SA, Paris
Universal Triode
Filament 2 to 2.5V 1.7A<>br Va : up to 150V
Ia : 6mA
Vg : -4 to -6V
S : 1.8 mA/V
μ : 15
Text in other languages (may differ)
Information source Saga of the Vacuum Tube, Tyne   page 413
- - Manufacturers Literature   Catalog 1929
S215_Lutece: Manufacturers data
Patrice Zeissloff

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