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B7S2

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ID = 21097
       
Country:
Germany
Brand: Funkwerk Erfurt, VEB, RFT (Ostd.) - vorm. Telefunken GmbH
Tube type:  Oscilloscope CRT, picture tube   Indication 
Identical to B7S2
First year 1964 ? -- Collector info (Sammler) Stephan Hloucal, Funkwerk Erfurt
Predecessor Tubes B7S1  
Was used by Technology / Measurement
Filament Vf 6.3 Volts / If 0.34 Ampere / Indirect / Specified voltage AC/DC
Weight 200 g / 7.05 oz
Tube prices 2 Tube prices (visible for members only)
b7s2.gif
B7S2: K.R.
Klemens Rhode
d_funkweerf_b7s2_sockel.png B7S2: Radio Fernseh Elekronik
Mario Spitzer
d_funkweerf_b7s2_.png
B7S2: Radio Fernseh Elekronik
Mario Spitzer
Usage in Models 1= 1968? ; 4= 1971? ; 1= 1974? ; 1= 1980? ; 1= 1986? ; 1= 1990?
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):9

Collection of

Emilio Ciardiello (I)
Andreas Hamel (D)
Jörg Kulbe (D)
Reinhard Riek (D)
Karl - Heinz Bossan (D)
Collection of a member from D
 
b7s2_1.jpg

B7S2
 
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