CV3986 @ The Valve Museum

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CV3986

Sensibly equivalent^¶ to:

6021 ECC70

See also:

The Touch of a Womans Hand

Extras ▼

Unknown Donation from Jeremy Harmer

The CV3986 is a special quality sub miniature double triode. The commercial Type designation is the 6021 and this also appears on the envelope.

The twin triode sections side by side in a tube with an outside diameter of 9 mm.

The side of one anode shows the heater entering the cathode tube.

The thin glass tube envelope is 9 mm in diameter, and excluding the B8D/F base pins is 34 mm tall.

Reference: Data-sheet. Type CV3986 was first introduced in 1957. See also 1957 adverts.

Pin Connections

	1	2	3	4	5	6	7	8
	a(2)	g1(2)	h	k(2)	k(1)	h	g1(1)	a(1)

Absolute Maximum Operating Conditions^¶

Triode	Vh	Ah	Va	Vg
	6.3	0.3	165	-1

Thanks to Frank Philipse for supplying the above PDF datasheet.

Updated May 08, 2019.

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