1) CDs (or songs on CDs) recorded in inverted phase.
2) non-standard "pin-2: hot" XLR inputs &/or outputs on components.
3) different worldwide a/c polarity.
4) manufacturers who charge an arm & leg to change component voltage.
5) components that are mostly air/hollow inside.
2) non-standard "pin-2: hot" XLR inputs &/or outputs on components.
3) different worldwide a/c polarity.
4) manufacturers who charge an arm & leg to change component voltage.
5) components that are mostly air/hollow inside.