High reliability and stability. and soft sound, low noise.
It is fuller, wider sounds e. The treble is smoother and bass is clearer and more pronounced while more com music was more defined.
Each package contains a pair of fully tested and matched 6K4 Tubes.
These 6K4 tubes show you the difference in natural voice reproduction and simple musical. They sound more clear with an emphasis on clarity, larger sounds e, and bass response is more noticeable. Hear the difference, enjoy your music.
Replacement for 7-pin 5654/6AK5/6AK5W/6Zh1P/6J1/6J1P tubes. It can directly replace WE-403A/403B/EF95 and ordinary 565 And can be used for the device that comes with 6J2/6J3/6J4/6J5/6K5 as a replacement.