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50RP1

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ID = 20251
       
Country:
Italy
Brand: Magnadyne Radio; Torino
Tube type:  Diode-Pentode   Controlling (mu) 
Identical to 50RP1
Filament Vf 50 Volts / If 0.15 Ampere / Indirect / Specified current AC/DC ~ = (Series working)
Description Half wave rectifier diode + IF pentode in one bulb ! 
Tube Tester Data Avo CT160
50rp1.png 50RP1: Magnadyne tube manual
Giuseppe Feniello
50rp1_data.png
50RP1: Magnadyne tube manual
Giuseppe Feniello
Usage in Models 4= 1955?? ; 2= 1957?? ; 2= 1958?? ; 2= 1959?? ; 16= 1959 ; 14= 1960?? ; 1= 1960? ; 4= 1960 ; 1= 1961?? ; 2= 1961 ; 2= 1962?? ; 2= 1962 ; 3= 1964??
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):55

Collection of

Alberto Ammendola (I)
Franco Antolini (I)
Maurizio Nicolussi (I)
Giovanni Mura (I)
Gian Paolo Scanu (I)
 
50rp1a.jpg

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