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G-6A7

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ID = 8667
       
Country:
United States of America (USA)
Brand: Majestic tubes of Grigsby-Grunow
Tube type:  Pentagrid-Converter (Heptode)   Pentagrid (old) 
Identical to G-6A7 = 6A7
Similar Tubes
Other shape (e.g. bulb type):
  G-6A7-S

Base 7-Pin-Base U7A = small, old, USA (Codex=Mh) Top contact with a cap.
Was used by Radio/TV-reception etc.
Filament Vf 6.3 Volts / If 0.3 Ampere / Indirect / Specified voltage AND current AC/DC
Description

The G-6A7 is a normal 6A7 made by Majestic-Grigsby-Grunow.

 
Dimensions (WHD)
incl. pins / tip
x 116 x 38 mm / x 4.57 x 1.50 inch
Weight 39 g / 1.38 oz
Information source Taschenbuch zum Röhren-Codex 1948/49   
Tube Lore (II)   p. 42; tube #6A7

g6a7_so.png G-6A7: rtt
Anonymous 10 Collector

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