TWO Raytheon 12AX7 Vacuum Tubes/ 45 Deg. Square Getter Gain Tested via Amplitrex

Tested on Amplitrex AT-1000 tube tester (fixed bias mode). Two Raytheon 12AX7 tubes. triode #1 = 1200 micromhos @. 9mA plate current emissions / 92.2 Mu gain. Triode #2 = 1200 micromhos @. 7mA plate current emissions / 92.2 Mu gain.

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