Submariner here and happy to join the site - this is my first topic. I used that "handle" as I was driving a submarine in the late 70's out of Groton, CT when I became acquainted with and had never heard anything so crisp/realistic/nice as the Carver M-400 coupled a C-4000 powering Dahlquist DQ-10's. Sonic holography was simply astounding. Of course, neither of the Carver units nor the DQ-10's fit aboard my boat, but they did make my BOQ room rock.
Later I got an M-500 when I decided to expand with a Dahlquist DQ-1W base cube and powered the cube with the M-400.
I've found over the