There are at least 3 versions of this model
Specs from the 1981 catalogue -
Body - Canadian Ash, Hard Maple and Walnut
Neck - through neck, Hard Maple and Walnut 5 piece laminate
Ebony fingerboard, brass nut. 25.5 inch scale, 24 frets
Steel tailpiece and bridge with brass saddles
Metal backplates (Presumably like those on the Thunder II and III basses - anodised aluminium, not brass)
2 Magnet-F530 pickups
Controls - Master volume, tone, equalizer volume: coil tap, phase and
active EQ switches, 3 way pickup selector
Active EQ is + or - 25 db with a centre zero position, gain is
adjustable up to 13db.
Available in Walnut and Sunset Red
Optionally available with an XLR connector instead
of the more usual jack socket.
Script logo on headstock
As shown in the 1983 catalogue, this version does not have active
tone controls.
Body - solid Maple
Neck - 3 ply Maple, heelless built in
Rosewood fingerboard, bone nut
25.5 inch scale, 22 frets
Black plastic backplates
S/H/S pickups (Super II/Hammer I/Super II)
Precision tremolo tailpiece
Controls - Master volume and two tone, 3 way
pickup selector for the single coil pickups, 'mix sound' switch for centre
pickup, 3 way coil tap switch for centre pickup, phase switch
'Bird' W logo on headstock - the logo is inlaid Mother of Pearl.
Available in Onyx and Pearl Silver