Bryston-BP25-pre-sch维修电路原理图.pdf

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1、BP25 PREAMPMAIN SCHEMATICRev 1.5e 17 Aug 2000 WPIR receiver replaced with updated part RPM6938 (Rohm)Rev 1.7 1 Aug 03 WPCorrected dwg error to gndng at selector switch inputsREVISION HISTORYRev 1.8 2004-04-08 WPUpdated PSU schematic and corrected phono input adding 220pF cap.August 2002Revision 5MPS

2、1Rev 1.6 09 Aug 2001 STHEADPHONE MUTE WIRING SHOWNRev 1.61 26 Sept 01 WP20N cap in RC reveiver (45027) repalced with 22n and the 49K9 in parallel with it is chgd to 45K3. Two 1000u/50v caps on output of 8v regulator replaced with single 2200u/35v cap.Rev 1.6A 15 APRIL O2 STADD 1MEG TO + BUFFER INPUTRadioFans.CN 收音机爱 好者资料库