Datasheet for 12AX7 Vacuum Tube

Datasheet Logo 12AX7

To date, there are 5 manufacturers of the 12AX7 Vacuum Tube, in the list we have provided a Datasheet from each in PDF format. You can download by clicking on the PDF icon.
The most common of them are General Electric Company, Electronic tubes factory, Svetlana, RFT, Shuguang.

266GECGEC [General Electric Company]pdf
Ei-RCEi-RC [Electronic tubes factory]pdf
ETC2 [List of Unclassifed Manufacturers]pdf

Absolute maximum ratings 12AX7 (Ta = 25oC unless specified otherwise):

  • Plate Voltage – 300 Volts
  • Positive DC Grid Voltage – 0 Volts
  • Negative DC Grid Voltage – 50 Volts
  • Plate Dissipation – 1.0 Watts
  • Heater-Cathode Voltage:
    • Heater Positive with Respect to Cathode – 180 Volts
    • Heater Negative with Respect to Cathode – 180 Volts
Description and pinout 12AX7

In the datasheet for the 12AX7 Vacuum Tube you will find technical specifications, a complementary pair and all possible replacements.

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