The PL83 is listed by Mullard as a video output pentode.

The thin glass tube envelope is 20 mm in diameter and, excluding the B9A base pins, is 67 mm tall.

 
Pin Connections

B9A	1	2	3	4	5	6	7	8	9
	g2	g1	k	h	h	g3	a	s	ic

 
Absolute Maximum Operating Conditions

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm	Pdiss
	15	0.3	170	170	-2.3	36	5	0.1M	10.0	9.0W

Thanks to Frank Philipse for supplying the above datasheet

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This exhibit was last updated on 10 June 2007 {find valves by name}