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548-A

Information - Help 
ID = 87089
       
Country:
United States of America (USA)
Brand: Boonton Radio Corp.; Boonton, NJ
Developer: RCA (RCA Victor Co. Inc.); New York (NY) 
Tube type:  Double Triode   Text 
Identical to 548-A
Similar Tubes
Other class quality (otherwise equal):
  6J6

Base Miniatur-7-Pin-Base B7G, USA 1940
Was used by Technology / Measurement
Filament Vf 6.3 Volts / If 0.45 Ampere / Indirect
Description

This tube made for Boonton by RCA. It was a special qualitty type used in the Boonton 203 Univerter.

 
Dimensions (WHD)
incl. pins / tip
x 52 x 18 mm / x 2.05 x 0.71 inch
Weight 8 g / 0.28 oz
Information source Tube Lore (II)   p. 62 & 151

mi15_g_6_4.gif 548-A: Fin Stewart
Fin Stewart


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