VR67 @ The Valve Museum

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VR67

Sensibly equivalent^¶ to:

6J5G CV1067 L63 POVT154

Extras ▼

M-OV Donation from Jeremy Harmer Other VR67 exhibits

The valve is a L63 medium μ triode marked with the pre CV register RAF valve code of VR67 for Valve Receiving number 67.

The top mica disc holding the top of the electrodes tight into the shoulder of the envelope.

The etched M-OV ellipse containing the commercial L63 Type designation.

The classic envelope is 38 mm in diameter and, excluding the IO base pins, is 88 mm tall.

References: Data-sheet, ¹⁰⁴⁰ & ¹⁰⁴³.

Pin Connections

IO	1	2	3	4	5	6	7	8
	m	h	a	nc	g1	nc	h	k

Absolute Maximum Operating Conditions^¶

Triode	Vh	Ah	Va	Vg	mAa	ra	gm
	6.3	0.3	250	-8	9	7.7K	2.6

Thanks to Frank Philipse for supplying the above PDF datasheet.

Updated May 16, 2021.

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