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12AL8

Information - Help 
ID = 3809
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Tube type:  Triode-Tetrode 
Identical to 12AL8
First Source (s)
29.Oct.1956 : Electron Tube Registration List

Base Noval, B9A
Filament Indirect
Description Car radio tube w/ space charge tetrode; 12.6V B+ supply. 
Text in other languages (may differ)
Tube prices 3 Tube prices (visible for members only)
Information source Essential Characteristics, GE 1973   
  12al8.png
  12AL8: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Karel De Reus †
 
12al8.jpg
12AL8: Private collection
Emilio Ciardiello

 
12al8_sock.png
12AL8: Sylvana Data Sheet
Egon Penker

 
12al8_rca_data_01.png
12AL8: Mullard - original papers
Detlef Narten


from Just Qvigstad

Usage in Models 2= 1956? ; 2= 1957? ; 3= 1958? ; 6= 1958 ; 9= 1959? ; 9= 1959 ; 2= 1960? ; 1= 1960 ; 2= 1961? ; 5= 1962? ; 1= 1962 ; 3= 1963? ; 2= 1963 ; 1= 1964?? ; 2= 1964

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):50


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