gentlemen:
in many cases you may substitute a 12ay7 for a 12ax7, with a gain difference. i have done this with a cj premier 3, audio note cd2, cary slp 94, mcintosh c220 and nobis proteus preamp--phono stage .
in many cases you may substitute a 12ay7 for a 12ax7, with a gain difference. i have done this with a cj premier 3, audio note cd2, cary slp 94, mcintosh c220 and nobis proteus preamp--phono stage .