The 6SN7GT is a British made glass tubular version of this much loved double triode valve. Each half of the 6SN7 is electrically equal to the 6J5 triode.

The wide glass tube envelope is 28 mm in diameter and excluding the IO base pin length, stands 65 mm high.

 
Pin Connections

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

 
Absolute Maximum Operating Conditions

Triode	Vh	Ah	Va	Vg	mAa	ra	gm
	6.3	0.8	250	-0	3	7.7k	1.6

Thanks to Frank Philipse for supplying the above datasheet

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This exhibit was last updated on 04 July 2007 {find valves by name}