6K6GT @ The Valve Museum

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6K6GT

Sensibly equivalent^¶ to:

CV1940

See also:

Transformerless Amplifiers

Extras ▼

Sylvania The John Hodgson Collection Other 6K6GT exhibits

The 6K6GT is an audio output pentode designed for the final audio stage of television and radio receivers. Strapped as a triode it is also rated for service as a frame (vertical) output valve.

Electrically it is identical to type 41 it was also released in 1950 with a Loctal base under the type number of 7B5E.

The wide glass tube envelope is 29 mm in diameter, and excluding the IO base pins is 68 mm tall.

References: Data-sheet, ¹⁰⁴⁰ & ¹⁰⁴³. Type 6K6GT was first introduced in 1937. See also 1937 adverts.

Pin Connections

IO	1	2	3	4	5	6	7	8
	nc	h	a	g2	g1	nc	h	k,g3

Absolute Maximum Operating Conditions^¶

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm	rk	rl	Pout	D
	6.3	0.4	315	285	-21	25.5	4.0	75,000	2.1	700	9,000	4.5W	15%

Thanks to Frank Philipse for supplying the above PDF datasheet.

Updated January 08, 2022.

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