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ID = 58599
Brand: Common type Worldwide tube/semicond.
Developer: RCA (RCA Victor Co. Inc.); New York (NY) 
Tube type:  Full-Wave Vacuum Rectifier   Power-supply 
Identical to 5R4GYS = 5R4GYSH
Similar Tubes
Multiple differences or of other kind:

Base Octal (Int.Octal, IO) K8A, USA 1935
Was used by Radio/TV-reception etc.
Filament Vf 5 Volts / If 2 Ampere / Direct / Specified voltage AC/DC
Description Va <2.5kV piv, Ia pk <0.65;
Typically 350V rms 270mA mean; 1000V rms 120mA mean with Capacitative input. (MOV data 1961) 
Dimensions (WHD)
incl. pins / tip
51 x 130 x mm / 2.01 x 5.12 x inch
Information source - - Manufacturers Literature   Radiotechnique Memento tubes électroniques 10/1963
5R4GYS: Collection Patrice ZEISSLOFF
Patrice Zeissloff

5R4GYS: Manufacturers data
Patrice Zeissloff

5R4GYS: Manufacturers data
Patrice Zeissloff

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