The 6AK5W is a physically small amplifier pentode for use as a low noise amplifier at VHF. The W suffix seems to denote a special quality variant of the basic 6AK5.

The side view of the anode box shows the fixing flange.

The thin glass tube envelope is 18 mm in diameter and excluding the B7G base pins, is 35 mm tall.

 
Pin Connections

B7G	1	2	3	4	5	6	7
	g1	k	h	h	a	g2	k

 
Absolute Maximum Operating Conditions

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm
	6.3	0.175	180	120	-2	7.2	2.4	0.7M	5.1

Thanks to Frank Philipse for supplying the above datasheet

This exhibit was last updated on 02 July 2007 {find valves by name}