Tung-Sol Gold 12AX7 / ECC803S, Matched Quad
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- Matched Quad
- Matched for both gain and conductance
- Dynamic 3-D sound
- High gain and ultra-low microphonics
- Gold pins
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The Ultimate 12AX7 enhanced with Gold Pins. Big, warm, and musical. High Gain, ultra-low microphonics, and superb linearity with a dynamic 3-D sound.