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M42

Information - Help 
ID = 67023
       
Country:
United States of America (USA)
Brand: Gold Seal Electrical Co., Inc.; New York
Tube type:  Vacuum Pentode   Power/Output 
  Ca. 1925 up to 1945 very rare. ***
Identical to M42
Similar Tubes
Other shape (e.g. bulb type):
  42

Base 6-Pin-Base U6A, old, USA
Was used by Radio/TV-reception etc.
Filament Vf 6.3 Volts / If 0.7 Ampere / Indirect / Parallel, (AC/DC)
Description

The letter "M" appears only on the boxes and enclosed paperwork, not on the tubes.

 
Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
x 117 x 35 mm / x 4.61 x 1.38 inch
Weight 43 g / 1.52 oz
Literature -- Collector info (Sammler)   
 
42~~2.png
M42: Fin Stewart
Fin Stewart

 

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