Antique radios, Old Time Radios

6SQ7-M

Country:	United States of America (USA)		Brand:	RCA (RCA Victor Co. Inc.); New York (NY)
			Tube type:	Double Diode-Triode Audio Frequency

Tube ID = 31687


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Identical to	6SQ7-M
Similar Tubes	Other shape (e.g. bulb type): 6SQ7

Base	Octal (Int.Octal, IO) K8A, USA 1935
Was used by	Radio/TV-reception etc.
Filament	Vf 6.3 Volts / If: 0.3 Ampere / -: Indirect / -: Parallel / series AC/DC /
Description	In the 1970's RCA had octal base tubes produced in Brazil by Indostria Brasiliera. These tubes were actually miniature tubes 6AV6 connected in a octal base with a metal cover.
Literature	-- Collector info (Sammler)

John Albion

ARRL Handbook 1972
Michael Schlör

No further Information for

6SQ7-M

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