On Aug 15, 2014, at 5:15 PM, Tony Duell <ard at p850ug1.demon.co.uk> wrote:
  ...
 Perhaps some audiophool could tell me why domestic audio equipment never
 has balanced inputs and outputs. Now that, by eliminating problems from
 ground noise, could make a real differnece. But that's engineering, not
 snake oil, I guess. 
Some does.  I have a set of Nakamichi microphones that have balanced outputs, I forgot the
name of the connector but it?s widely used in professional audio.  Fortunately it comes
with adapters for my unbalanced home-grade recorder.
        paul