$6K PRS Line 6 Giveaway
Back to results

Tung-Sol 12AX7 Preamp Tube

Replacement 12AX7/ECC83 Preamplifier Tube
Share
Item ID: 12AX7Tung
Tung-Sol 12AX7 Preamp Tube
Price:$27 and 99 cents
In Stock!

Tubes Are Not Returnable
Sorry, tubes cannot be returned, so please call if you'd like help choosing.
Sales engineer photo
Ask An Expert

Our expertly trained Sales Engineers are ready to help!

What is a Sales Engineer?
Sweetwater Gear Exchange

Have one to sell?
Check out Sweetwater's Gear Exchange!
Learn More

Tung-Sol 12AX7 Preamp Tube
In Stock!
Price:$27 and 99 cents
Add to list
Skip to Description
Most Popular Accessories & Related Items

Frequently Asked Questions

Tung-Sol 12AX7 Preamp Tube

Q: What is the Tung-Sol 12AX7 preamp tube used for?

Q: What are the sonic characteristics of the Tung-Sol 12AX7?

Q: How do I install a new 12AX7 preamp tube in my amplifier?

Q: How often should I replace my preamp tubes?

Q: Is the Tung-Sol 12AX7 compatible with my amplifier?

Back to navigation

This article was Written By

Our Product Research Team

Get to know them!

A Top Choice for High-gain Guitar Amps

The Tung-Sol 12AX7 is a premium dual-triode preamp tube that's tailor-made for high-gain guitar amplifiers. This upgraded reissue of a vintage NOS Tung-Sol 12AX7 yields you superb linearity with a dynamic, three-dimensional sound. Many guitar techs here at Sweetwater prefer the Tung-Sol 12AX7 for re-tubing and upgrading guitar amps; however, many of our customers have used them in their hi-fi equipment as well. If you're searching for a musical-sounding preamp tube with ultra-low microphonics, you owe it to yourself to check out the Tung-Sol 12AX7.

Tung-Sol 12AX7 Preamp Tube Features:

  • Premium dual-triode replacement preamp tube for 12AX7/ECC83-loaded guitar amplifiers
  • Upgraded reissue of a vintage NOS Tung-Sol 12AX7
  • Yields superb linearity with a dynamic, 3-dimensional sound
  • Produces ultra-low microphonics
  • A preferred choice for re-tubing and upgrading guitar amps
  • Also works for hi-fi equipment

Resources

Back to navigation

Tech Specs

  • Type: Preamp
  • Model: 12AX7
  • Quantity: Single
  • Manufacturer Part Number: 12AX7 TUNGSOL

What Makes Our Sales Engineers Great?

Sweetwater Sales Engineers are a world-class team of experts dedicated to you. Hand selected from across the globe, each brings a wealth of experience and expertise in the world of music gear to provide you with unparalleled service completely free of charge. Friendly relationships, real trust, and the right gear are only a call or a click away!

Back to navigation

Reviews

Great replacement tube
I replaced the stock tubes in my 5W combo amp with the Tung Sol, and it sounds great. Very clean and low noise.
It worked for me just fine
I was looking for a new audio interface since I'm better now than when I first bought the audiobox 96 ten years ago. I don't put big dollars on my music I do not make a living out of it. Then I recalled I have two Art Studio tube preamps everybody says they are good for the money. I never noticed them adding anything to my sound but work fine with my old aw4416 that is 20 years old and comes with only two channels with ph-power. I gambled the money to swap the Chinese tubes on my Art Studio and boom! Warm sound I can hear more definition in guitar sound. The Chinese tubes are noisy at high gain, these Russians are clean.
Music background: Enthusiast of many years
Inexpensive, easy upgrade to your amp
I just installed these in my Fender '68 Custom Vibro-Champ Reverb Amp hoping to address some recently-developed noise and slight microphonic behavior that could be heard when playing lower notes on my guitars. These have not only solved the issue with the white noise/static sound that had recently developed; my amp is now quieter than before, which is always welcome. I can still hear the microphonics (though not as much), but I suspect that's related more to the power tube, which I didn't replace yet (next paycheck!).

The biggest surprise for me was how big the difference in tone is between my old tubes and these. The clarity when playing a chord is gorgeous - you can hear each tone and sonic layer of the chord, which I didn't even realize I wasn't hearing before. I'd read reviews saying these tubes made reviewers' playing sound more "musical" and didn't really understand, but now I truly get what they meant by that. My playing does sound more musical, with more clarity, but not piercing or abrasive. I've also seen the tone described as "creamy," and I would also agree with that.

Overall I'm super happy with them and hope they'll last a long time!
Tung-Sol preamp tubes
I have a Mesa Boogie DC5 amp, purchased in the mid-90's. In need of a set of preamp tubes, I originally wanted a set of Mesa Boogie tubes. Unfortunately, these tubes were on back order, so I decided to try the Tung-Sol tubes. I had read good things about these tubes. I'm so glad I decided to take a chance because these tubes give my amp some good punch and are very quiet. As always, great service from Sweetwater. Also, I had reached out to ask how these would likely work with the Mesa Boogie amp and received a response quickly. Sweetwater is simply the best source for all my music needs and "wants". Thank you, Sweetwater.
Music background: Began playing guitar in 1967 and have played many genres of music.
New Life
This little tube seriously breathed new life into my Orange Micro Dark. Hard to describe it without hearing it, but this tube made my sound thicker, hit harder, and really clarified my tone. I would suggest this to anyone.