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CV4003 / 12AU7WA / 6189 reliable low impedance double triode

Size This valve measures 55x19mm overall and has a B9A base.

This valve is based on the CV491. The equivalent flying lead valve is CV4034. CV4113 is a gold-pinned version.

Heater voltage 12.6 / 6.3V
Heater current at 12.6V 150mA
Max anode voltage 330V
Max anode dissipation 3W
Max peak negative grid voltage -200V
Max negative grid voltage -55V
Max cathode current 20mA
Mutual conductance * 2.2mA/V
Amplification factor * 17
Anode impedance * 7700 ohms
Max heater cathode voltage 200V
Max bulb temperature 200C
Max shock (short duration) 500g
Max acceleration (continuous operation) 2.5g
Capacitances (unscreened)
Cag nom (each section) 1.5pF
Cin nom (each section) 1.6pF
Cout ' nom 0.5pF
Cout " nom 0.45pF

 

Pin Function
1 Anode "
2 Grid "
3 Cathode "
4 Heater
5 Heater
6 Anode '
7 Grid '
8 Cathode '
9 Heater centre tap
CV4003

This file was last modified 14:44:57, Tuesday September 02, 2014