First bass line that I've (sort of) learned today.

Tuned to E-A-D-G-C-E-A to match the first 4 strings on a bass guitar.

Washburn X50PRO FE (GuitarHeads active bridge pickup)
Dean Vendetta XM
Jet City JCA20H head, w Eminence Texas Heat 12"
Danelectro Transparent Overdrive
Ibanez TS7
DigiTech RP-255
Behringer VD1 (Big Muff PI clone)