Welcome to Ray's Audio Page

CD-player modifications

• Marantz SA7001 SACD player
• Marantz SA8400 SACD player
• Philips DVD763SA DVD/SACD player
• Marantz CD72mkII
  
• Marantz CD63mkII-KI Signature
  
• Marantz CD67mkII 
• Marantz CD67mkII-OSE 
• Marantz CD57-XXL - with passive filter and FET output stage 
• Marantz CD63mkII
  
• Marantz CD52mkII 
• Marantz CD65II-SE
  

Service manuals and schematics

• The PDF-page: all documentation orderly together
  
• Marantz SA8400 service manual - thanks to Peter V.!
• Marantz SA7001KI service manual - thanks to Friedrich!
• Marantz CD53/63 mkII/SE/KI manual: this manual lists the differences
• Marantz CD57/67/SE
• Marantz CD43/53/63
• Marantz CD72mkII/SE
• Marantz CD72SE

DIY projects

• Ray's Audio Shop: circuit boards and parts available 
• The Super-Regulated ezDAC - the ezDAC revised
• The ezDAC - 92kHz/24 bit asynchronous upsampling DAC
• Discrete Output Stage CFP - the new output stage
• Discrete CD output stage - with passive filter
• The Crescendo - 250W MOSFET power-amplifier
  
• The PFM Flea - including lay-out for DIY-version
• CD clock PCB - simple and effective
• LM317/337 voltage regulator page
  
• Balanced mains filter
• Shielded mains cable
• Tubeamps
  
• Vifa Vivace '94 upgrades
• UTP speaker cables
• Ray's audioset 
• Disclaimer
  

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