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PCF82

Sensibly equivalent to:
9EA8 9U8 9U8A
See also:
Valves and their Habits - Valves for Bands III, IV & V - PCF82/9U8
    
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The PCF82 is a television frequency changer from the VHF television era. Each section has its own cathode brought out to a pin. The pentode voltage rating is higher than the PCF80.
The triode anode with screen behind.
The Bentley label denotes a re-seller not a manufacturer.
The thin glass tube envelope is 21 mm in diameter and, excluding the B9A base pins, is 47 mm tall.
References: Datasheet & 1040 Type PCF82 was first introduced in 1953.

 

Pin Connections
B9A
1
2
3
4
5
6
7
8
9
a(t)
g1
g2
h
h
a
k,g3,s
k(t)
g1(t)

 

Absolute Maximum Operating Conditions
Pentode
Vh
Ah
Va
Vs
mAa
mAs
ra
gm
9.5
0.3
250
110
10.0
3.5
0.4M
5.2

 

Absolute Maximum Operating Conditions
Triode
Va
mAa
150
8.5
Thanks to Frank Philipse for supplying the above PDF datasheet.
Updated October 23, 2013.
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