EF94

by MD0MDI
6JB6A Valve

Quantity in Stock

13

Location

Box E.1

Mullard describe the EF94 as an RF pentode, suggesting use up to 50 MHz.

 

Mullard also made the 6AU6 which the data suggests is identical.

B7G Base
EF94 Schematic Symbol
EF94 Pinouts

Pin 1: Grid 1
Pin 2: Grid 3, Internal Shield
Pin 3: Heater
Pin 4: Heater
Pin 5: Anode
Pin 6: Grid 2
Pin 7: Cathode

Specifications

Vh : 6.3v
Ah (Ih): 300mA
Vs : 150v
VaMax : 300v
Vg2Max : 330v
VhkMax : 200v
PaMax : 3.5W
Pg2Max : 0.75W
Cgk : 5.5 pF
Cak : 5 pF
Cga : 3.5 pF

Substitutes

3AU6
4AU6
6AU6
6AU6A
12AU6
CV2524
CV8210
HF94

Datasheets

EF94 Lorenz Datasheet

EF94 Lorenz Datasheet

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163.18 KB 6 downloads

EF94 Mazda Datasheet

EF94 Mazda Datasheet

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442.89 KB 8 downloads

Thanks to the Valve Museum for the information collected here.

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