Here's a good review of the Marantz Reference Series SC-7S2 Preamplifier and MA-9S2 Mono Amplifiers.
The reviewer compares the MA-9S2 Mono Amps to the 7000$ Bryston 6B SST2 amp and the 3100$ NuForce P-9 preamp.
The reviewer also uses the top of the line Marantz UD9004 Universal Player.
http://www.soundstagehifi.com/index.php?option=com_content&view=article&id=242:marantz
Here's a review of the Marantz UD9004 universal player which plays everything.
http://www.audiophilia.com/wp/?p=4417
The reviewer compares the MA-9S2 Mono Amps to the 7000$ Bryston 6B SST2 amp and the 3100$ NuForce P-9 preamp.
The reviewer also uses the top of the line Marantz UD9004 Universal Player.
http://www.soundstagehifi.com/index.php?option=com_content&view=article&id=242:marantz
Here's a review of the Marantz UD9004 universal player which plays everything.
http://www.audiophilia.com/wp/?p=4417