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EF93

Sensibly equivalent to:
6BA6 6K4P CV454 PM04 W727
    
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The EF93 is a miniature screened pentode on a B7G base. It is a variable μ valve designed for HF use.
The thin glass tube envelope is 17 mm in diameter and, excluding the B7G base pins, is 47 mm tall.
References: Datasheet, 3002 & 1040. Type EF93 was first introduced in 1951.

 

Pin Connections
B7G
1
2
3
4
5
6
7
g1
g3
h
h
a
g2
k

 

Absolute Maximum Operating Conditions
Pentode
Vh
Ah
Va
Vs
Vg
mAa
mAs
ra
gm
6.3
0.3
250
100
-1
11
4.2
1.5M
4.4
Thanks to Frank Philipse for supplying the above PDF datasheet.
Updated February 02, 2013.
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