The way Paul McGowan tells the story on PS Audio's website, the Lab Cable was developed because of a need to have a sonically neutral power cable in the reference system used for the final voicing of the Power Plant. They tried a number of power cables, from off-the-shelf shielded Belden to $2000/meter audiophile cables, but found each had distinctive sonic characteristics.
So they decided to build their own, based on two principles: minimum resistance/impedance and maximum shielding. They used 6-gauge, 1057-strand copper wire for each conductor,…