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AZ31

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ID = 3006
       
Country:
Great Britain (UK)
Brand: Mullard Radio Valve Co. Ltd.;
Tube type:  Full-Wave Vacuum Rectifier   Power-supply 
Identical to AZ31
Similar Tubes
Normally replaceable-slightly different:
  U143
Other base:
  AZ1
First year 1938 -- Collector info (Sammler)

Base Octal (Int.Octal, IO) K8A, USA 1935 (Codex=Vy)
Filament Vf 4 Volts / If 1.1 Ampere / Direct
Tube prices 2 Tube prices (visible for members only)
Information source Taschenbuch zum Röhren-Codex 1948/49   Design = Mullard

az31.png
AZ31: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Karel De Reus †
    More ...
oc50.png AZ31: RTT 1974 (Franzis) 13. Auflage
Martin Renz

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Just Qvigstad
az31_kennlinie.png
AZ31: Ratheiser RTH,3.Aufl.,1964
Egon Penker

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Usage in Models 2= 1938?? ; 1= 1938 ; 1= 1939 ; 1= 1940?? ; 1= 1940? ; 1= 1940 ; 2= 1941? ; 1= 1941 ; 2= 1942?? ; 2= 1945?? ; 1= 1945? ; 7= 1945 ; 2= 1946?? ; 4= 1946? ; 15= 1946 ; 2= 1947?? ; 6= 1947? ; 26= 1947 ; 7= 1948?? ; 8= 1948? ; 24= 1948 ; 6= 1949?? ; 9= 1949? ; 26= 1949 ; 4= 1950?? ; 5= 1950? ; 15= 1950 ; 1= 1951? ; 11= 1951 ; 3= 1952? ; 4= 1952 ; 1= 1954?? ; 1= 1954 ; 2= 1955?? ; 1= 1955?

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):205


Collection of

 
az31_a.jpg

AZ31
 

Forum contributions about this tube
AZ31
Threads: 1 | Posts: 1
Hits: 3558     Replies: 0
AZ31 (AZ31)
Paul E. Pinyot † 2013
29.Jun.09
  1

This tube tests good on a Heathkit IT-17 emissions tester with the 5Y3 set up and filiment set on 4.2 volts.

 
AZ31
End of forum contributions about this tube

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