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ECL80

Sensibly equivalent to:
63TP 6AB8 LN152
See also:
Valves and their Habits
    
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The ECL80 is a triode, output pentode for audio use. ECL80 is a low power device for building a compact single end low power audio stage. The ECL80 was much used in domestic television receivers in the 1950's and early 1960's.
The ECL80 was not without faults in use and the above article gives details.
Single cathode with the two sections mounted one above the other.
The thin glass tube envelope is 20 mm in diameter and, excluding the B9A base pins, is 58 mm tall.
References: Datasheet & 1040. Type ECL80 was first introduced in 1950.

 

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

 

Absolute Maximum Operating Conditions
Pentode
Vh
Ah
Va
Vs
Vg
mAa
mAs
ra
gm
6.3
0.3
200
200
-8
17.5
3.3
25k
5
Thanks to Frank Philipse for supplying the above PDF datasheet.
Updated March 22, 2014.
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