Datasheet · Triode · Western Electric

417A datasheet

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Key 417A specs at a glance

Type
Triode
Primary use
Phono / Preamp
Era
19560s
Heating
indirect
Heater
6.3 V / 0.3 A
μ (amplification factor)
38
gm (transconductance)
24 mA/V
rp (plate resistance)
1.6 kΩ
Max plate voltage
150 V
Max plate dissipation
4.5 W
Base
noval
Manufacturer
Western Electric
Equivalents
5842

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