woluld a marantz 6010 amp pair well with either B&W 685 or Monitor Audio silver RX1, Im currently using KEF Coda II but one of thems just given up the ghost!, I'm thinking of ordering a marantz cd6003 player to replace an old sony, does this sound like a good set up? does anyone think i need to upgrade the amp too? any advice would be greatly recived befor I start asking to audition at the shops. cheers