Is ECC83S the same as 12AX7?

They are identical. They only differ in name. Confusing, but there it is! One (12AX7) is the American designator and the other (ECC83) is the British.

What is JJ ECC83S?

ECC83S is 12AX7 high gain pre-amplifying double triode. Thanks to its design it also peforms with very low noise and microphonics. Harmonically rich, with a detailed low end and a warm high end.

Do preamp tubes wear out?

Preamp tubes are more compact and don’t have to work as hard, so they tend to last even longer, or seemingly forever if you’ve been waiting for them to go bad so you don’t need any excuses to try a new set.

Are Tung-Sol Tubes any good?

The Tung-Sol gave me the best results in V1. This tube has very low noise due to a spiral filament and short plate. The gain is low-to-moderate, the tonality is clear, uncolored, and stable. It is dynamic and has good headroom.

How long do preamp 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.

Is the JJ ecc83-s / 12AX7 audio tube good?

The JJ ECC83-S tube has several improvements in its construction from the old ECC83 version. From our review of this tube: “This tube sports a different plate design than found in most 12AX7’s. When you look at them you can’t help but think that they must be rugged and good for the musician on the road.

What is the weakness of the JJ ECC83s vacuum tube?

Technical details aside, this Slovakian 12AX7 tube falls sonically at a midpoint between the Chinese 12AX7B and the Russian Sovtek 12AX7LPS. The listening panel found the main weakness of the JJ ECC83S to be a slightly lackluster level of resolution; it simply failed to capture many of the subtle nuances and micro details of our reference LPs.

Is the JJ’s vacuum tube by JJ Electronic good?

These are nice, warm sounding tubes with good dynamics, nice harmonics. This tube has good definition but is hard to drive into distortion. A nice tube overall but we would use the EI before spending the money on these. They work pretty good for Hi-Fi.

What kind of construction does JJ tube use?

The JJ tube is made with an advanced technique known as “frame-grid construction” first pioneered by Telefunken. Frame grid construction is most commonly associated with tubes such as the 6922 and 6DJ8, but is also employed by JJ with this tube.