EC 81, Tube EC81; Röhre EC 81 (EC81)

Antique radios, Old Time Radios

EC81


			Tube type:	Triode, vacuum UHF

Tube ID = 18581


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Identical to	EC81 = 6R4
Similar Tubes	EC83 (other base)
First Source (s)	Mar.1949 : -- Original-techn. papers.

Base	Noval, B9A
Was used by	Radio/TV-reception etc.
Filament	-: Indirect / -: Parallel, (AC/DC) / If: 0.175 Ampere / Vf 6.3 Volts /
Description	HF 750MHz (Osc) Text in other languages (may differ)
Tube prices	0 Tube prices (visible for members only)


	Internet Miguel Angel Trujillo-Rodriguez

Röhrensammlung
Wolfgang Bauer

RTT 1964 (Franzis) 10. Auflage
Martin Renz

Manufacturer's Literature
Emilio Ciardiello

Usage in Models	1= 1949? ; 2= 1951? ; 1= 1952?? ; 2= 1952? ; 1= 1952 ; 2= 1953? ; 1= 1953 ; 1= 1954 ; 1= 1955?? ; 1= 1955? ; 1= 1955 ; 3= 1956?? ; 1= 1956? ; 1= 1956 ; 2= 1957? ; 1= 1958?? ; 1= 1958 ; 1= 1959 ; 6= 1960?? ; 2= 1962?? ; 1= 1964 ; 1= 1966?? ;
Number of Models with this tube 34

No further Information for

EC81

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