Antique radios, Old Time Radios

EM84

Country:	Europe		Brand:	Common type Europe
			Tube type:	Mag. bar tuning indicator Indication

Tube ID = 413


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Identical to	EM84 = 6FG6 = EM85E
Similar Tubes	Normally replaceable-slightly different: 6e3p Other characteristic (electr. data): EM87
First Series	1957 Tube leaflet collection E.Erb Analysis by original leaflets
First Source (s)	Sep.1957 : Funkschau (FS) 1957, Heft 18
Predecessor Tubes	EM80 EM81 EM85
Successor Tubes	1961 EM87

Base	Noval, B9A
Was used by	Radio/TV-reception etc.
Filament	Vf 6.3 Volts / If: 0.21 Ampere / -: Indirect / -: Parallel, (AC/DC) /
Description	With a 250V supply and 470k ohm load, requires typically 0 to -22V grid voltage for full range of indication from 0 to 21mm bar length. It has a variable gain characteristic which improves the sensitivity to weak signals. Text in other languages (may differ)
Tube prices	14 Tube prices (visible for members only)
Literature	- - Manufacturers Literature


	Michael Schlör Arpad Roth

P.ST
Peter Steffen

RTT 1974 (Franzis) 13. Auflage
Martin Renz

Iven Müller
Iven Müller

Usage in Models (calculation each 25th of the month)

2= 1954 ; 3= 1955?? ; 1= 1955? ; 1= 1956?? ; 2= 1956? ; 4= 1956 ; 13= 1957?? ; 16= 1957? ; 98= 1957 ; 17= 1958?? ; 16= 1958? ; 282= 1958 ; 11= 1959?? ; 70= 1959? ; 465= 1959 ; 44= 1960?? ; 44= 1960? ; 416= 1960 ; 9= 1961?? ; 70= 1961? ; 416= 1961 ; 11= 1962?? ; 33= 1962? ; 338= 1962 ; 18= 1963?? ; 32= 1963? ; 293= 1963 ; 9= 1964?? ; 21= 1964? ; 159= 1964 ; 28= 1965?? ; 21= 1965? ; 136= 1965 ; 3= 1966?? ; 11= 1966? ; 86= 1966 ;

Number of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe): 3365

Further Information for

EM84

EM84 (EM84) (05.05.2007) Vincent de Franco	Clicks: 976 Replies: 0
Avec une tension de 250V et une charge de 470k ohm, 0 à -22V de tension sur la grille permet de faire varier la taille de la barre d'affichage de 0 à 21mm. Une caractéristique de gain variable permet en plus d'améliorer la sensibilité pour les signaux plus faibles.

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