Datasheet · Triode · Various

NR47 datasheet

original PDF document from Various. Free, no signup.

Download
⬇ Download NR47 datasheet (PDF)

https://frank.pocnet.net/sheets/093/n/NR47.pdf

Key NR47 specs at a glance

Type
Triode
Primary use
Power
Era
19400s
Heating
direct
Heater
4 V / 2 A
μ (amplification factor)
9.5
gm (transconductance)
7.5 mA/V
rp (plate resistance)
1.3 kΩ
Max plate voltage
400 V
Max plate dissipation
25 W
Base
ux4
Manufacturer
Various
Equivalents
PX25 class

More on the NR47