GT66 ???????????????????????????? GT66 ????????????????????? ?????????? GT66 ??????????? GT66 ???????????? GT66 ???????????? GT66 - ??????????? ???????? ?????????? ????? GT 66 - ????????????? GT66 ????????? GT66 ?????????????????????? ?????????????? - ???? 24 ???????Equally valve and FET versions of these mics are very identical normally character,