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42S

Information - Help 
ID = 40667
       
Country:
Canada
Brand: Rogers-Majestic, Standard Radio Manufacturing, Rogers Radio Tubes; Toronto
Tube type:  Vacuum Pentode   Power/Output 
Identical to 42S = 42

Base 6-Pin-Base U6A, old, USA
Filament Vf 6.3 Volts / If 0.7 Ampere / Indirect / Parallel, (AC/DC)
Literature - - -   
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42s_so.png
42S: arrl Handbook 1972
Michael Schlör

 

Usage in Models 3= 1933 ; 10= 1934 ; 2= 1935

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):15

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