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M47

Information - Help 
ID = 67026
       
Country:
United States of America (USA)
Brand:
Tube type:  Vacuum Pentode   Power/Output 
Identical to M47
Similar Tubes
Other shape (e.g. bulb type):
  47

Base UY-Base, 5 Pins (USA, April 1927)
Was used by Radio/TV-reception etc.
Filament Vf 2.5 Volts / If 1.75 Ampere / Direct / 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 42 g / 1.48 oz
Literature -- Collector info (Sammler)   
 
47~~2.png
M47: Fin Stewart
Fin Stewart

 

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