The Mesa Boogie Simul-Class 2:Ninety amplifier uses:
Note: The balanced ECC83/12AX7 goes in the V3 position which is the preamp valve furthest from your input jack.
A brand new set of valves will get your amp sounding better than ever.
We recommend JJ valves for this amplifier. This is because they guarantee you get awesome tone and long life and they don’t cost a fortune. The power valves are a direct replacement for the Mesa STR440 tubes and they are bias selected so there is no need to re-bias your amp.
Remember, JJ is one of only five manufacturers in the world. So don’t pay higher prices for valves from the same factory that have simply been rebranded by other companies.
So restore the tone, the power and the sparkle to your guitar amplifier. Treat yourself to a brand new set of valves today.
If you have any queries please get in touch. We have over 30 years of experience so one of our team will always be happy to help and advise.
Also, we recommend that you take a look at our FAQ section where we answer the most popular questions we get asked each week. You will also find lots of useful tips if you are new to upgrading your tubes.
If you want to know what your shipping options are, simply add the product to the basket and when you get to the check out it will show you delivery costs, options and delivery times.
About the amp
Order your new tubes today and hear the difference they make.