Why not just get an external DAC or processor? Then you could use any preamp.
I know the Music Hall Mambo has a built-in DAC and I believe it has optical inputs (I know it has a coaxial input). But it is an integrated amp, and I'm not sure if it has preouts.
Michael
I know the Music Hall Mambo has a built-in DAC and I believe it has optical inputs (I know it has a coaxial input). But it is an integrated amp, and I'm not sure if it has preouts.
Michael