Antique radios, Old Time Radios

EF86

Country:	Europe		Brand:	Common type Europe tube
			Tube type:	Vacuum Pentode Audio Frequency

Tube ID = 2011

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Identical to	EF86 = 6CF8 = 6j32p = 6267 = 6BK8 = Z729 = 6F22 = CV2901
Similar Tubes	Other class quality (otherwise equal): CV4085; M8195 Heater different: PF86; UF86 Other base and data slightly different: 5879 Multiple differences or of other kind: CV4086
First year	1955 Tube leaflet collection E.Erb Analysis by original leaflets
First Source (s)	Jan.1954 : -- Original-techn. papers. Nov.1955 : Funkschau (FS) # 21
Predecessor Tubes	EF40

Base	Noval, B9A
Filament	Vf 6.3 Volts / If: 0.2 Ampere / -: Indirect /
Description	Lineare (ungeregelte) NF-Pentode. Meistens in Verstärkern eingesetzt. Ausnahme für Radios: (z.B.) Saba Meersburg Automatik 7 und Freiburg automatik 7 von 1956. Text in other languages (may differ)
Tube prices	21 Tube prices (visible for members only)


	EF86: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse Karel De Reus †

EF86: Collection JR
Jacob Roschy

EF86: RTT 1974 (Franzis) 13. Auflage
Martin Renz

EF86: Valvo
Dietrich Grötzer

Usage in Models

1= 1953? ; 2= 1953 ; 1= 1954? ; 1= 1954 ; 14= 1955?? ; 6= 1955? ; 27= 1955 ; 14= 1956?? ; 14= 1956? ; 78= 1956 ; 8= 1957?? ; 12= 1957? ; 84= 1957 ; 22= 1958?? ; 26= 1958? ; 107= 1958 ; 9= 1959?? ; 34= 1959? ; 114= 1959 ; 43= 1960?? ; 14= 1960? ; 73= 1960 ; 7= 1961?? ; 17= 1961? ; 64= 1961 ; 13= 1962?? ; 24= 1962? ; 50= 1962 ; 7= 1963?? ; 12= 1963? ; 36= 1963 ; 2= 1964?? ; 3= 1964? ; 31= 1964 ; 19= 1965?? ; 10= 1965? ; 29= 1965 ; 5= 1966?? ; 6= 1966? ; 22= 1966 ; 3= 1967?? ; 3= 1967? ; 22= 1967 ; 2= 1968?? ; 1= 1968? ; 9= 1968 ; 4= 1969? ; 4= 1969 ; 16= 1970?? ; 1= 1970? ; 3= 1971? ; 1= 1971 ; 1= 1972 ; 1= 1973 ; 1= 1975?? ; 1= 1977?? ; 1= 1979?? ; 1= 1980? ; 1= 1984 ; 1= 1990

Number of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe): 1138

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