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CV181 double triode

Size This valve measures 103x45mm overall and has an octal base

This triode is a modified NR73.

Heater voltage 6.3V
Heater current 950mA
Max anode voltage 330V
Anode current * 6mA
Mutual conductance * 2.3mA/V
Amplification factor * 32
Anode impedance * 14k ohms
Max anode dissipation (per side) 5.5W
Max cathode current (per side) 27mA
Ca1-a2 0.8pF
Triode 1
Cag 4.3pF
Cgc 4.3pF
Cac 1.6pF
Triode 2
Cag 4.3pF
Cgc 4.3pF
Cac 1.4pF


Pin Function
1 Grid '
2 Anode '
3 Cathode '
4 Grid "
5 Anode "
6 Cathode "
7 Heater
8 Heater

Donated by Roy Johnson

This file was last modified 23:10:17, Wednesday February 23, 2022