Datasheet · Pentode · Telefunken

EF804S datasheet

original PDF document from Telefunken. Free, no signup.

Download
⬇ Download EF804S datasheet (PDF)

/datasheets/EF804S.pdf

Key EF804S specs at a glance

Type
Pentode
Primary use
Preamp / Microphone
Era
19510s
Heating
indirect
Heater
6.3 V / 0.2 A
gm (transconductance)
2 mA/V
Max plate voltage
250 V
Max plate dissipation
1 W
Base
noval
Manufacturer
Telefunken
Equivalents
None (unique pinout)

More on the EF804S