標題: Cambridge Audio 640C modify and circuit [打印本頁] 作者: kk_ho 時間: 2010-5-22 11:18 標題: Cambridge Audio 640C modify and circuit Upgrade to 24/192KHz daugther board作者: taipounited 時間: 2010-5-23 22:27
thanks for the info. I'll read it but not sure if I understand it to modify my CDP作者: kk_ho 時間: 2010-5-24 02:01
Tai,
Be simple :
Change the opamp from NE5532 to OPA2604.
Change the capacitor to OSCON and Blackgate.
Mid level:
Change the power supply to R-CORE
Change to schottky diode
High level
Modify the Clock
Modify the SRC board into CDP, to use the max resolution of the DAC.