i have yet to hear a solid state digital front end that i would prefer to one using tubes.
so it boils down to the issue of tubes vs solid state.
although i have not heard the metrum, the advantage of a tube circuit is the facility to alter the sound by changing the tube.
so it boils down to the issue of tubes vs solid state.
although i have not heard the metrum, the advantage of a tube circuit is the facility to alter the sound by changing the tube.

