Originally Posted by NKBassman
I can only speak for Dimarzio:
1) Each pickup has two coils and 4 wires, and can be wired up either series or parallel. Standard wiring is series.
2) Dimarzio Model J has adjustable pole pieces. Not sure about the Area J, but I'm pretty sure the Ultra J pole pieces are at one level.
Area J's have staggered pole pieces. I achieve heavenly bliss with these in my Spector, neck wired series and bridge wired parallel. Both parallel was too thin, both series was too muddy. This way is full of win