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ECC 85   Country:  Europe      Brand:  Common tube type Europe    Tube type:  Double Triode   VHF-Tube  Identical to ECC85 = 6AQ8 = B719 = 6L12 Similar Tubes 6T26 (can normally be replaced - small diff'ce)   ECC865 (can normally be replaced - small diff'ce)   HCC85 (Heater different)   First Series   1954 Tube leaflet collection E.Erb Analysis by original leaflets First Source (s) Oct.1953 : Telefunken-Röhrenmitteilungen Feb.1954 : Funkschau (FS) # 3 Predecessor Tubes ECC81   12AT7   Base Noval, B9A Was used by Radio/TV-reception etc. Filament -: Indirect / -: Parallel, (AC/DC) / If: 0.435 Ampere / Vf 6.3 Volts / Description Manufacturers include Mazda/Ediswan, Mullard, Brimar, Marconi, Tungsram.  Text in other languages (may differ) Tube prices 9 Tube prices (visible for members only) Usage in Models   3= 1953  9= 1954??  21= 1954?  329= 1954  28= 1955??  14= 1955?  397= 1955  10= 1956??  43= 1956?  497= 1956  12= 1957??  46= 1957?  540= 1957  36= 1958??  28= 1958?  551= 1958  9= 1959??  23= 1959?  476= 1959  68= 1960??  20= 1960?  436= 1960  10= 1961??  46= 1961?  424= 1961  16= 1962??  30= 1962?  411= 1962  21= 1963??  23= 1963?  395= 1963  12= 1964??  45= 1964?  339= 1964  28= 1965??  20= 1965?  256= 1965  10= 1966??  14= 1966?  176= 1966  9= 1967??  12= 1967?  92= 1967  3= 1968??  6= 1968?  43= 1968  2= 1969??  3= 1969?  17= 1969  9= 1970??  1= 1970?  9= 1970  4= 1971  1= 1972??  7= 1972  3= 1973  1= 1977??  1= 1977?  2= 1979??  1= 9999??  4= 9999?  64= 9999  Number of Models with this tube   6166