The CV4068 is a double triode. Its commercial equivalent is the 6158 which is the special quality version of the 13D3.

The side view shows the separate electrode systems.

The thin glass tube envelope is 20 mm in diameter, and excluding the B9A base pins, is 48 mm tall.

 
Pin Connections

B9A	1	2	3	4	5	6	7	8	9
	a(2)	g1(2)	k(2)	h	h	a(1)	g1(1)	k(1)	hct

 
Absolute Maximum Operating Conditions

Triode	Vh	Ah	Va	Vg	mAa	ra	gm	μ
	6.3	0.6	250	-4.6	6.0	14,000	2.3	32

This exhibit was last updated on 18 July 2007