EF 12spez., Tube EF12spez.; Röhre EF 12spez. (EF12spez.)

Antique radios, Old Time Radios

EF12spez.

Country:	Germany		Brand:	Telefunken Deutschland (TFK)
			Tube type:	Vacuum Pentode RF/IF-Stage

Tube ID = 18600


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Identical to	EF12spez.
Similar Tubes	Multiple differences or of other kind: EF12

Base	German Steel Y8A, 1938
Was used by	Radio/TV-reception etc.
Filament	Vf 6.3 Volts / If: 0.2 Ampere / -: Indirect / -: Parallel / series AC/DC /
Description	Special version as FM-IF amplifier w/ metal envelope connected to separate pin. AVO Test data indicates 25% lower Gm. Text in other languages (may differ)
Tube prices	2 Tube prices (visible for members only)


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

B.N.
Bernhard Nagel

Lorenz Empfänger-Röhren , 9. Auflage
Michael Sigmund

Usage in Models (calculation each 25th of the month)	2= 1949 ; 2= 1950 ;
Number of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe): 4

No further Information for

EF12spez.

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