JJ ECC83S vs Zenith Sylvania 12AX7A Tube Tone Comparison Ecc81 Jj
JJ tubes, it has a rugged construction that doesn't compromise the sound of your amp. The JJ 12AT7 is a solid replacement for any 12AT7, ECC81, or 6. RCA 6K6GT vs JJ 6V6 S - JAN Phillips 12AT7 vs JJ 12AT7 - Sovtek 12AX7WB vs JJ ECC83 S in 6G15 Reverb The JJ ECC81/12AT7 is a medium gain pre-amplifying double triode. It can be also used as lower gain replacement for 12AX7 in many applications. ...