Antique radios, Old Time Radios

6681


			Tube type:	Double Triode Audio Frequency

Tube ID = 6078


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Identical to	6681
Similar Tubes	Normally replaceable-slightly different: 12AX7A; 6057; E83CC

Base	Noval, B9A
Was used by	Radio/TV-reception etc.
Filament	Vf 12.6 Volts / If: 0.15 Ampere / -: Indirect / -: Parallel / series AC/DC /
Description	Special version of 12AX7 intended for use in mobile equipment powered by storage batteries. Operates with 6.3V plus or minus 1.3V heater supply. Heaters can be series connected for operation from 10 to 15V. Text in other languages (may differ)
Tube prices	0 Tube prices (visible for members only)
Literature	Essential Characteristics, GE 1973 Röhren-Taschen-Tabelle 14.A, (Franzis RTT)

RTT Schwandt
Günther Stabe

RCA Tube Manual
Peter Hoddow

No further Information for

6681

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