??????????????? ??????R????????? ???????????????????

???????????????????????????????????????????????A??????????????????

???漣A???????????????????????????????1580??(??500)??????????????1650?????????2700???????????A??????+????+S????????????8??3+18??+22??5??50?????

???????????160?? ???5400???+86????

????????????RS????A????2700??+36?????????????????????????????????????????????????ɡ????λ???????????±?????????????

??????????????????????????????????????????????????о?????????ж???

1,????????????RA

2.???????????????棬?????????????RS????A

3.???????????????棬?????????????????RA

4.????????????????????????????A

5.???????????????????棬????????????????RA

???????????

??????R????????????? R?????????????

??????RA????????????????? ???????

??????R????????? ????R?????

??????????????R????????????

??????R?????????S???????

??????R?????????? ????R?????????

????????????? R??????????

?????????°????????????ù??? ???????

????????????????浵??????

???????????????????????????

??????????????????????????????

?????????????40407???????????http://www.audiogearreviews.com/ttfc/