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STV280/40Z

Information - Help 
ID = 12246
       
Country:
Germany
Brand: Stabilovolt, Berlin
Tube type:  Voltage Regulator, cascade 
Identical to STV280/40Z = OSW3807
Similar Tubes
Normally replaceable-slightly different:
  3807_OSW

Base Europe 7-Pin C7A (Hx C, C7, C) 1933 (Codex=La)
Filament
Description

Stabilovolt-Röhren werden ganz unterschiedlich geschrieben: STV, StV, Stv und sogar stv. Wir haben STV gewählt und errichten notfalls Verweisröhren (Code-9) wo besonders oft anders verwendet.

 
Dimensions (WHD)
incl. pins / tip
51 x 144 x mm / 2.01 x 5.67 x inch
Weight 160 g / 5.64 oz
Tube prices 4 Tube prices (visible for members only)
Information source Taschenbuch zum Röhren-Codex 1948/49   
-- Original-techn. papers.
 
d_stv280_40z_01_2016.jpg
STV280/40Z: eigene Fotografie
Jürgen Tiedmann

 
stv28040z_so.png
STV280/40Z: rtt
Michael Schlör

 
stv280_40z_data1a.png
STV280/40Z: Manufacturer's data sheet
Anonymous 15 Collector


from Just Qvigstad

Usage in Models 1= 1949

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1



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