Vacuum Tube - 12AX7WA, Sovtek

Vacuum Tube - 12AX7WA, Sovtek

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9 pin miniature preamp tube (Amplification Factor = 100). This Russian tube has strong lows and bright highs. Its lows demand attention when playing full bar chords. In overdrive, it offers a lot of crunchy fizz. For more information about our 12AX7 tubes, see our tech corner article on 12AX7s.

Item ID:
RoHS Compliant
Product Measurements by Type
Amplification Factor85 -110
Bulb Temperature95°C
Capacitance, Plate to Plate0.4 nF
Capacitance, Transfer0.55 nF
Capacitance, input2.15 nF
Capacitance, output1.9 nF
Cathode to Heater Voltage100 V
Grid Reverse Current0.2 μA
Heater Current305 / 153 mA
Heater Voltage6.0 - 6.6 V / 12.0 - 13.2 V
Plate Current (Ia)10 mA
Plate Dissipation, per triode (Wa)1.0 W
Plate Voltage (Ua)300 V
Transconductance (S)1.4 mA/V - 2.65 mA/V
Packaging Information
Packaging Dimensions1.1 in. × 1.1 in. × 3.1 in.
Weight (Packaging)0.036 lbs.

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Specifications, Files, and Documents

PDF: Specification Sheet Specification Sheet532.23 KB