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6AB4

Information - Help 
ID = 3814
       
Country:
United States of America (USA)
Brand:
Developer: General Electric Co. (GE); Bridgeport CT, Syracuse NY 
Tube type:  Triode, vacuum   VHF 
Identical to 6AB4 = EC92
Similar Tubes
Other class quality (otherwise equal):
  6664
Heater different:
  UC92
First Source (s)
25.Apr.1949 : Electron Tube Registration List 751
Base Miniatur-7-Pin-Base B7G, USA 1940
Was used by Radio/TV-reception etc.
Filament Vf 6.3 Volts / If 0.15 Ampere / Indirect / Parallel / series AC/DC
Description

= 1 unit of ECC81 = 12AT7

 
Text in other languages (may differ)
Tube prices 6 Tube prices (visible for members only)
Literature Essential Characteristics, GE 1973   
  6ab4.png
  6AB4: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Michael Schlör
 
6ab4_hytron.jpg
6AB4: My own collection
Hannu Alho
 
6ab4_so.png
6AB4: RCA Reference Book 1968
Michael Schlör
 
6ab4_techdat01.png
6AB4: RCA Tube Manual
Peter Hoddow
Usage in Models 2= 1949? ; 19= 1949 ; 1= 1950?? ; 16= 1950? ; 27= 1950 ; 2= 1951? ; 10= 1951 ; 1= 1952?? ; 2= 1952? ; 3= 1952 ; 2= 1953?? ; 5= 1953? ; 2= 1953 ; 3= 1954?? ; 1= 1954? ; 2= 1955?? ; 8= 1955? ; 4= 1955 ; 5= 1956?? ; 15= 1956? ; 8= 1956 ; 6= 1957? ; 3= 1957 ; 2= 1958?? ; 15= 1958? ; 48= 1958 ; 76= 1959? ; 38= 1959 ; 10= 1960?? ; 4= 1960? ; 7= 1960 ; 1= 1961?? ; 4= 1961? ; 1= 1961 ; 1= 1962?? ; 4= 1962? ; 2= 1962 ; 3= 1963?? ; 7= 1963? ; 3= 1963 ; 2= 1964? ; 1= 1964 ; 1= 1965?? ; 1= 1966?? ; 1= 1966? ; 1= 1967?? ; 2= 1967 ; 1= 1968? ; 1= 1969?? ; 1= 1971?
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):385
Collection of Michael Gnaedig-Fischer (MEX)
Collection of David Erali (USA)
Collection of Wolfgang Bauer (A)
Collection of Hermann Fleischanderl (A)
Collection of a member from FL
Collection of Ulrich Fieseler (D)
Collection of Hannu Alho (FIN)
Collection of a member from FIN
Collection of Christian Schaufelberger (CH)
Collection of Miguel Angel Irissarry Garcia (E)
Collection of George Papaiz (CDN)
Collection of Heinz Höger (D)
Collection of Emilio Ciardiello (I)
Collection of a member from FIN
Collection of Ottmar Rollmann (D)
Collection of Lothar Schäfer (D)
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