as far as optimization of digital playback, the Playback Designs MPS-5 does solve the clocking/jitter issue intertnally without reclocking devices.
for some insight into how Playback Designs approaches this issue, follow this link to some answers from Andreas Koch, the designer of the MPS-5;
Link to Andreas's comments
i use the MPS-5 as a high rez server DAC as well as an SACD disc player and Redbook disc player. it's the player i prefer at all three of these tasks i have heard. i use the Lynx AES16 XLR sound card in my server.
for some insight into how Playback Designs approaches this issue, follow this link to some answers from Andreas Koch, the designer of the MPS-5;
Link to Andreas's comments
i use the MPS-5 as a high rez server DAC as well as an SACD disc player and Redbook disc player. it's the player i prefer at all three of these tasks i have heard. i use the Lynx AES16 XLR sound card in my server.