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Information - Help 
ID = 5075
Brand: Common type Worldwide tube/semicond.
Tube type:  Damper, booster, flyback diode   Power-supply 
Identical to 6R3 = EY81
Similar Tubes
Heater different:

Base Noval, 9 pin miniature (USA pico-9) B9A (Codex=S) Top contact with a cap.
Was used by Radio/TV-reception etc.
Filament Vf 6.3 Volts / If 0.81 Ampere / Indirect / Specified voltage AC/DC
Tube prices 1 Tube prices (visible for members only)
Information source Essential Characteristics, GE 1973   
Taschenbuch zum Röhren-Codex 1948/49   
  6R3: Internet
Miguel Angel Trujillo-Rodriguez
6R3: SI
Stuart Irwin

More ...
6R3: RTT Schwandt
Günther Stabe † 19.8.20

6R3: Manufacturers data
Patrice Zeissloff

from Just Qvigstad

Usage in Models 11= 1956 ; 2= 1957? ; 60= 1957 ; 91= 1958 ; 43= 1959 ; 2= 1960

Quantity of Models at with this tube (valve, valves, valvola, valvole, válvula, lampe):209

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