Are ECC83 tubes the same as 12AX7?
The ECC83 Valve – also known as the 12AX7. The 12AX7 Valve (or 12AX7 vacuum Tube) is a small preamplifier valve which is identical to the ECC83 – same valve, just a different name. It has two identical triodes both of which have a high voltage gain.
What brand of tubes does Mesa Boogie use?
EL-34 STR-450 Siemens German Made Power Tubes | MESA/Boogie®
Are Mesa tubes any good?
Pleasantly Surprised! Compared to the Electro-harmonix 12AX7EH tubes that came in the head from the factory, the Mesa tubes give you better mid’s and high’s. Low end is very solid, and I could not detect any change in tone. The Mesa tubes are high gain, even more than the stock tubes.
How long do ECC83 tubes last?
Tube Life Span Preamp Tubes are generally at their best 2 – 3 years. Power Tubes are generally at their best 1 – 1.5 years. Rectifier Tubes are generally at their best 3 – 5+ years.
What is the difference between ECC83 and ECC83S?
The ECC83 MG is a “Mid Gain” 12AX7 type tube. It retains all of the definition and detail that the ECC83S short plate and the ECC803S long plate tubes have but it has slightly less gain than the ECC83S but a bit more gain than the ECC803S. Sonically it’s nice and thick sounding with a good edge that’s not brittle.
How long do 12AX7 tubes last?
Small signal tubes like a 12AX7 or 6922 will work well on average for about 10,000 hours.
How long do Mesa tubes last?
Tube Life Span If you play at moderate levels, 10-15 hours a week… Preamp Tubes are generally at their best 2 – 3 years. Power Tubes are generally at their best 1 – 1.5 years.
Do Mesa Boogie amps need to be biased?
There is no need to have a MESA amp “biased” when MESA tubes are used. Players can count on consistent tone & performance from MESA amps loaded with MESA tubes.
Do you have to use Mesa Boogie tubes?
You don´t neccessarily have to use Mesa tubes. There are other quality brands offering matched pairs.
What tubes are compatible with 12AX7?
You can interchange a 12AX7 with 12AT7, 12AU7, 12AY7 or 5751 as they are all the same pin structure, however they will each give you a different result in your amp. Each of these tubes has a different gain factor, which means some will give higher gain and others lower gain.