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PenB1

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ID = 11481
       
Country:
Great Britain (UK)
Brand: Brimar (STC); Foots Cray
Tube type:  Vacuum Pentode   Power/Output 
Identical to PenB1

Base Europe 5-Pin , B5 (Eu O, F, O5A) 1928 (Codex=Foo)
Was used by Radio/TV-reception etc.
Filament Vf 2 Volts / If 0.2 Ampere
Description

This tube also made with the Micromesh brand.

 
Information source Babani, International Radio Tube Encyclopaedia   p. 128 & 129
Universal Vade-Mecum, Electron Valves and Semiconductor Devices   Section 202, p. 397
Taschenbuch zum Röhren-Codex 1948/49
British Radio Valves - The Classic Years: 1926-1946

s_3_g_12.gif PenB1: W.Sprick: Austausch-Röhren-Lexikon 1947
Günther Stabe † 19.8.20

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Just Qvigstad
pen.b1_brimar_radio_valves_1936_p1_data1.png
PenB1: Brimar Radio Valves 1936
Adrian Riesen

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Usage in Models 2= 1933 ; 3= 1934

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):5
 
pen.b1_brimar_radio_valves_1936_p1_picture.jpg

 

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