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258

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ID = 9678
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Tube type:  Vacuum Pentode   RF/IF-Stage   Controlling (mu) 
Identical to 258 = 58 = A258 = VT-58 = UZ58A = NU-58L = ER58 = PH258

Base 6-Pin-Base U6A, old, USA (Codex=Kf) Top contact with a cap
Was used by Radio/TV-reception etc.
Filament Vf 2.5 Volts / If 1 Ampere / Indirect / Parallel, (AC/DC)
Dimensions (WHD)
incl. pins / tip
x 123 x 39 mm / x 4.84 x 1.54 inch
Weight 42 g / 1.48 oz
Literature Taschenbuch zum Röhren-Codex 1948/49   
 
258speedph2s.jpg
258: Patrice ZEISSLOFF
Patrice Zeissloff

 
s_241_g_2.gif
258: W.Sprick: Austausch-Röhren-Lexikon 1947
Günther Stabe

 

Usage in Models 1= 1933? ; 3= 1933

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):4


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