This valve, a dual transmitting tetrode, arrived as part of plug-in module.

The module shows the 832A in position. See QQE04-20 for details of the valve.

The wide glass tube envelope reaches a maximum diameter of 56 mm and is 52 mm tall excluding the B7A base pins.

 
Pin Connections

B7A	1	2	3	4	5	6	7	tc	tc
	h	g1(2)	g2	k,bp	hct	g1	h	a	a(2)

 
Absolute Maximum Operating Conditions

Tetrode	Vh	Ah	Va	Vs	Vg	mAa	mAs	mAg	Pdriv	Pout	Pdiss	freq	f.max
	6.3	1.6	500	200	-65	72	14	2.6	0.18W	26	15W	200	250

Thanks to Frank Philipse for supplying the above datasheet

This exhibit was last updated on 21 October 2008 {find valves by name}