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M199

Information - Help 
ID = 72710
       
Country:
United States of America (USA)
Brand: Mastertone Radio Co.; Newark, NJ
Developer: General Electric Co. (GE); Bridgeport CT, Syracuse NY 
Tube type:  Triode, vacuum   Universal 
  Ca. 1925 up to 1945 rare.
Identical to M199 = UV199 = C299

Base UV199
Was used by Radio/TV-reception etc.
Filament Vf 3 Volts / If 0.06 Ampere / Direct / Battery =
Description

Mastertone Radio Co.

 
Dimensions (WHD)
incl. pins / tip
x 84 x 25 mm / x 3.31 x 0.98 inch
Weight 24 g / 0.85 oz
Literature Radio World   Advert May 30th, 1925
 
m199.jpg
M199: R.O.
Rudolf Osterkamp

 
uv199_triode_tube~~8.gif
M199: Fin Stewart
Fin Stewart

 

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