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6L31

Information - Help 
ID = 3630
       
Country:
Czechoslovakia
Brand: Tesla; Praha, Bratislava etc.
Tube type:  Beam Power Tube   Power/Output 
Identical to 6L31 = EL90 = 6AQ5

Base Miniatur-7-Pin-Base B7G, USA 1940
Was used by Radio/TV-reception etc.
Filament Vf 6.3 Volts / If 0.45 Ampere / Indirect / Parallel, (AC/DC) /
Tube prices 4 Tube prices (visible for members only)
Literature Babani, International Radio Tube Encyclopaedia   

 
6l31_1_1.jpg
6L31: M.M.
Michael Mischke

 
6l31_so.png
6L31: rtt
Michael Schlör

 
6l31.png
6L31: Tesla catalogue
Gabriel Toth


Usage in Models 1= 1952?? ; 1= 1953?? ; 8= 1953 ; 2= 1954? ; 3= 1954 ; 3= 1955?? ; 8= 1955 ; 1= 1956?? ; 9= 1956 ; 1= 1957?? ; 6= 1957 ; 1= 1958?? ; 1= 1958? ; 9= 1958 ; 2= 1960?? ; 3= 1965?? ; 1= 1969?? ; 1= 1969?

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):61


Forum contributions about this tube
6L31
Threads: 1 | Posts: 1
Hits: 1844     Replies: 0
6L31 (6L31)
Fabio Masetti
17.Oct.09
  1

La valvola 6L31 della Tesla è un pento finale di BF, tensione di filamento 6,3 V, con 0,45 A, 250 V di placca e di griglia schermo, un negativo di griglia controllo di 12,5 V, una corrente anodica di 45÷47 mA, con una pendenza di 4,1 mA/V. Dimensioni: diametro bulbo 19 mm, altezza bulbo 60 mm, lunghezza pin 7 mm. E' identica, come uso e collegamenti, alla EL90.

Dati rilevati dal Electronic Universal Vade-Mecum di Piotr Mikolajczyk & Bohdan Paszkowski.

 
6L31
End of forum contributions about this tube

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