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12BA6

Information - Help 
ID = 2819
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Developer: RCA (RCA Victor Co. Inc.); New York (NY) 
Tube type:  Vacuum Pentode   RF/IF-Stage   Controlling (mu) 
Identical to 12BA6 = HF93 = CV1928
Similar Tubes
Normally replaceable-slightly different:
  12BA6A ; 12P1
Heater different:
  6BA6 ; CV454
First year 1946 -- Collector info (Sammler)
First Source (s)
25.Oct.1945 : Electron Tube Registration List
Predecessor Tubes 12SK7   12SG7   12SK7GT   14A7   14H7  
Successor Tubes 12BA6A  

Base Miniatur-7-Pin-Base B7G, USA 1940 (Codex=Zia)
Was used by Radio/TV-reception etc.
Filament Vf 12.6 Volts / If 0.15 Ampere / Indirect / Parallel / series AC/DC /
Description

First registered in October 1945 with +/- 90 V peak max heater-to-cathode insulation. Re-registered with insulation uprated to +/- 200 V peak max in December 1959.

Since June 1961 superseded by controlled warm-up type 12BA6A for reliable series string heater operation.

* RMA/JEDEC register record available by courtesy of TCA* - Full record is downloadable here.

 
Dimensions (WHD)
incl. pins / tip
19 x 54 x mm / 0.75 x 2.13 x inch
Tube prices 0 Tube prices (visible for members only)
Literature Essential Characteristics, GE 1973   
Taschenbuch zum Röhren-Codex 1948/49   
- - Manufacturers Literature

  12ba6.png
  12BA6: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Karel De Reus †
 
12ba6_rca.jpg
12BA6: From my collection
Aires Gomes

 
mi28_5.png
12BA6: RTT 1974 (Franzis) 13. Auflage
Martin Renz

 
12ba6_dat1.png
12BA6: GE Data Sheet
Egon Penker


Usage in Models 3= 1946?? ; 20= 1946? ; 65= 1946 ; 1= 1947?? ; 22= 1947? ; 101= 1947 ; 16= 1948?? ; 25= 1948? ; 179= 1948 ; 50= 1949?? ; 23= 1949? ; 101= 1949 ; 119= 1950?? ; 57= 1950? ; 203= 1950 ; 40= 1951?? ; 64= 1951? ; 225= 1951 ; 40= 1952?? ; 106= 1952? ; 192= 1952 ; 38= 1953?? ; 82= 1953? ; 232= 1953 ; 45= 1954?? ; 270= 1954? ; 188= 1954 ; 85= 1955?? ; 240= 1955? ; 219= 1955 ; 20= 1956?? ; 176= 1956? ; 127= 1956 ; 11= 1957?? ; 72= 1957? ; 155= 1957 ; 35= 1958?? ; 40= 1958? ; 178= 1958 ; 20= 1959?? ; 244= 1959? ; 252= 1959 ; 110= 1960?? ; 105= 1960? ; 135= 1960 ; 11= 1961?? ; 114= 1961? ; 94= 1961 ; 14= 1962?? ; 143= 1962? ; 64= 1962 ; 4= 1963?? ; 172= 1963? ; 76= 1963 ; 9= 1964?? ; 196= 1964? ; 80= 1964 ; 37= 1965?? ; 168= 1965? ; 21= 1965 ; 33= 1966?? ; 10= 1966? ; 16= 1966 ; 3= 1967?? ; 4= 1967? ; 11= 1967 ; 8= 1968?? ; 3= 1968? ; 7= 1968 ; 2= 1969?? ; 1= 1969? ; 2= 1969 ; 8= 1970?? ; 1= 1970? ; 1= 1970 ; 1= 1971 ; 1= 1972 ; 1= 1973? ; 2= 1973 ; 1= 1974?? ; 1= 1974? ; 1= 1974 ; 1= 1977? ; 1= 1977 ; 2= 9999?? ; 3= 9999
Number of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):6059

Documents about this component
  RMA registration record covering the RCA tube types 6AT6, 6AU6, 6BA6, 6BE6, 12AT6, 12BA6, 12BE6, 35W4 and 50B5 2327 KB

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