6CL6 @ The Valve Museum

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6CL6

Sensibly equivalent^¶ to:

CV5041

Extras ▼

Hewlett Packard Thomas Tough Valve Collection. Other 6CL6 exhibits

The 6CL6 pentode valve is a video power device capable of producing 2.8 Watts of broadband video in single ended class A.

Hewlett Packard made precision measuring instruments rather than valves. It is possible that the HP branded valves had been selected to meet a tighter tolerance of values.

The Hewlett Packard name as well as the logo.

Here the actual maker is given as RCA.

The thin glass tube envelope is 21 mm in diameter and, excluding the B9A base pins, is 57 mm tall.

References: Data-sheet & ¹⁰⁴⁰

Pin Connections

B9A	1	2	3	4	5	6	7	8	9
	k	g1	g2	h	h	a	g3,s	g2	g1

Absolute Maximum Operating Conditions^¶

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm
	6.3	0.65	250	150	-3	30	7	150k	11

Thanks to Frank Philipse for supplying the above PDF datasheet.

Updated June 12, 2024.

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