To refreshen everyone's memory:
LPB-1 or Special: initially passive with three knobs, then active with four and a Bartolini TCT active circuit, TB Plus soapbars, all maho, flattop, dot inlays, Schaller roller bridge (on 4 string)
LPB-2 or De Luxe: always active, shortest production run, fretboard trapezooid inlays, actice circuit as above, but with Bartolin guitar humbucker size pups, flattop too, but with maple top, Schaller roller bridge (on 4 string)
LPB-3 or Standard: initially active, then passive, Bart TCT electronics as the others, but TB Plus chrome guitar size humbuckers (not soapbars), sculpted maple top, fretboard trapezoid inlays, very initially three point bridge, later ze Warwick monster