General Electric GE 7025 12AX7 ECC83 Vacuum Tube NOS NIB For Your Schiit Transconductance was 1900 for Tube

Transconductance was 1900 for Tube One and 1800 for Tube Two where new/nominal is within one standard deviation of 1900

This tube has anode radiators for cooler operation and longer tube life

They have black plates

9 milliamps where new 6L6GCs typically test with plate current from the low 20s to mid 30s and transconductance from 2200 micromhos or so

General Electric GE 7025 12AX7 ECC83 Vacuum Tube NOS NIB For Your Schiit Transconductance was 1900 for TubeFor sale is one new old stock, new in box GE 7025 (12AX7 ECC83) dual triode for your Univalve or other application requiring a single 12AX7 type tube. It measured 38 39 on our TV7 U where minimum (65%) is 32 32 and 100% is 49 49. The 7025 has somewhat different gain characteristics than the standard 12AX7, giving you not only a different sonic signature because of that characteristic, but also because if it is a brand other than RCA. I have played it