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KR28

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ID = 7973
       
Country:
United States of America (USA)
Brand: Ken-Rad, The Kentucky Radio Corporation; Owensboro, KY
Tube type:  Full-Wave Mercury-Vapor Rectifier   Power-supply 
Identical to KR28 = P861 = 98
Similar Tubes
Normally replaceable-slightly different:
  84/6Z4
Successor Tubes 98  

Base UY-Base, 5 Pins (USA, April 1927) (Codex=H)
Was used by Radio/TV-reception etc.
Filament Vf 6.3 Volts / If 0.5 Ampere / Indirect
Dimensions (WHD)
incl. pins / tip
x 103 x 38 mm / x 4.06 x 1.50 inch
Weight 34 g / 1.20 oz
Information source Tube Lore (II)   p. 33
Babani, International Radio Tube Encyclopaedia   Page 280
Taschenbuch zum Röhren-Codex 1948/49
Röhrencodex , Röhren-Taschenbuch 1950 23000 Röhren

s_222_g_5.gif KR28: W.Sprick: Austausch-Röhren-Lexikon 1947
Günther Stabe † 19.8.20


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