Always thinking of their fat-stringed brethren, Tech 21 made a 3-channel, programmable, rig-in-a-box for bassists who can't get enough of a great thing. Like the TRI-A.C. for guitar, you get three hot tones right at your toetips. The all-analog circuitry features the same controls as its single channel predecessor: Drive, Bass, Treble, Presence, Blend and Level. Digital only in its programmability, you just tweak the knobs until you find a tone, ...