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AZ21 Info
Country:  Hungary      Brand:  Tungsram; Budapest (see also British T.) 
  Tube type:  Full-Wave Vacuum Rectifier   Power-supply 
Tube ID = 2741
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Identical to AZ21
Similar Tubes AZ1 (other base and data slightly different)   AZ21_9pin (other base and data slightly different)  
First Series   1941 Tube leaflet collection E.Erb *Analysis by original leaflets
First Source (s) Jul.1941 : Radio-Mentor # 7
Predecessor Tubes AZ1   AZ21_9pin  
Successor Tubes AZ41  

Base Loctal-8, B8G (Sylvania, 1938) (Codex=Wx)
Was used by Radio/TV-reception etc.
Filament -: Direct / -: Parallel, (AC/DC) / If: 1.3 Ampere / Vf 4 Volts /
Tube prices 1 Tube prices (visible for members only)
Literature Taschenbuch zum Röhren-Codex 1948/49   Design = Philips

  az21.gif
  Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Karel De Reus
az21_1.jpg
My Collection
Danko Tkalec

 
az21_sock.png
RVF-Röhrenbuch-M1,1947
Anonymous 15 Collector

 
az21_kennlinie.png
Ratheiser RTH,3.Aufl.,1964
Egon Penker

Usage in Models   11= 1941 ; 22= 1942 ; 1= 1943?? ; 1= 1943? ; 31= 1943 ; 1= 1944? ; 38= 1944 ; 4= 1945? ; 13= 1945 ; 16= 1946 ; 1= 1947?? ; 12= 1947 ; 1= 1948?? ; 1= 1948? ; 17= 1948 ; 22= 1949 ; 3= 1950?? ; 11= 1950 ; 5= 1951? ; 11= 1951 ; 3= 1952 ; 1= 1953? ; 3= 1953 ; 1= 1954?? ; 1= 1955 ; 2= 1957 ; 1= 1962? ; 1= 9999 ;
Number of Models with this tube   235
No further Information for

AZ21    

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