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The Tube Amp Doctor 12AX7WA-R Premium Selected RT006 is known for its very low noise and slightly less gain compared to a regular 12AX7. It features soft highs and edgy, dominant high-mids, making it a great choice if your amp has microphonic issues. This tube is commonly used in many modern Fender amps and helps maintain the original tone of your amp.
All preamp tubes labeled Premium Selected have passed the following tests:
Low Noise Test
Microphonic Test
Gain Test
Sonic Tests
Shock Tests
Listening Tests
Balanced Output Test
