Mullard EL34/6CA7

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Want the best tone money can buy? Look no further than the vintage Mullard EL34 power tube!

Simply put, the Mullard EL34 is classic and the best choice for all EL34/6CA7 applications!

For audio amplifiers, you will find Mullard EL34’s to be clear, balanced and refined in tone. 

On the other hand, when pushed/overdriven in guitar amps, no tube provides the thick mid-range crunch that the Mullard EL34 offers. If you have a Marshall, HiWatt, Laney or Orange amplifier, these tubes are a must (if budget allows).

Not only do Mullard EL34’s sound incredible, but they also are incredibly durable. Any listener or player that uses the same amp everyday will benefit from using vintage valves because they pay for themselves in the long run. Especially if the device is notoriously hard on tubes, a set of Mullards may outlast 3-4 sets of JJ tubes. Ultimately, you may end up spending the same amount of money on cheap, poorly-made tubes (with worse tone) as you would on a fine set of premium ones. 

🚫Do not buy tubes to increase the resale value of an amplifier before sale (in most circumstances)🚫

Need help deciding what tubes are best for you?

Use our plate cheat sheet and vacuum tube buyers guide to determine which tubes are best for you. Likewise, you are welcome to reach out to us directly at Support@FuzzAudio.com or by using our chat located on our shop page if you have further questions.

NOS vs. ANOS vs. Test NOS

These designations are strictly used to describe the cosmetic condition of our tubes. All tubes we sell test identically, come with 100% life and are guaranteed to work in your device!

If you are picky about owning an original box or wanting a specific logo please reach out to us before purchasing.

  1. NOS (New Old Stock) Tubes- are 100% brand new vintage tubes in mint cosmetic condition with show zero signs of use. You should expect a legible logo and clean straight pins. An original box is likely but not guaranteed. 
  1. ANOS Tubes- otherwise known as “almost new old stock” tubes are basically new, but may show slight signs of use in cosmetic condition, such as a missing logo or slightly bent pins. An original box is possible but unlikely. 
  1. Test NOS Tubes- are used but still operating to specification with 100% life. These tubes are equal in function to NOS valves, yet they cost considerably less because they have cosmetic blemishes. If you plan to disappear your tubes into the back of an amplifier or do not care what the tubes look like, then this is cost effective choice. Blemishes and cosmetic imperfections do not affect tone…

Logos: Vintage tubes were have a wide variety of logos printed on them. It is not uncommon to see a Mullard made tube with an RCA or GE logo, or a GE made tube with a Mullard logo. Your tube may come with a logo such are Heath Kit, Baldwin, Fisher, Hammond, Magnavox, Fender, Gibson, Silvertone, etc. but the true manufacturer of that tube will be correct to your order. If you are looking for a specific logo please reach out before purchase.

Our Standards:

  • All tubes are tested for microphonics and are guaranteed to work in sensitive audio applications
  • All tubes sold are guaranteed to have strong (to spec) NOS test scores with 100% life
  • All tubes are tested on a calibrated Hickok 539C, Maxi-Matcher, E-Tracer or other industry standard tube analyzers
  • Tubes are guaranteed for one year and can be returned within 30 days
  • Preamp tubes matched by gain and mutual conductance (Gm)
  • Power tubes matched by mA and Gm

Don’t forget to email Support@fuzzaudio.com or reach out to us via chat if you need help picking out valves for your device.

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