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B7S401

Information - Help 
ID = 21637
       
Country:
Germany
Brand: Werk für Fernmeldewesen (OSW, HF, WF) Berlin, VEB, RFT (Ostd.)
Tube type:  Oscilloscope CRT, picture tube   Indication 
Identical to B7S401 = B7S4-01

Filament Vf 6.3 Volts / If 0.09 Ampere / Indirect / Parallel, (AC/DC)
Weight 370 g / 13.05 oz
Tube prices 2 Tube prices (visible for members only)
 
b7s401.jpg
B7S401: A. H. Eigene Sammlung
Andreas Hamel

 
b7s401_1.gif
B7S401: Funkamateur 1/88
Andreas Hamel

 
b7s401_daten_p1.png
B7S401: original Datenblatt
Daniel Consales


Usage in Models 1= 1970 ; 1= 1973?

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):2


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