This lightweight 600W bass amplifier head from Genz Benz uses the same Class D amplifier technology as Genz' Shuttle 6.0 series. The ShuttleMAX STL bass amp offers the most full featured preamp designs, and high output power in this class of compact, lightweight amplifiers.

Preamp features include: FET and 12AX7 TUBE channels”selectable and blendable, low and high gain settings per channel, four band Active EQ networks with dual parametric mid-range networks, adjustable signal shape circuits and complete LED status indicators. The amp head's rear panel design is just as complete with our studio quality XLR D.I. interface, 3 effects loops, aux. input, headphone out, tuner out, footswitch jacks and Speakon outputs.

The dual preamps offer extreme versatility from deep transparent slap tone, to focused, organic mid clarity, to all-out rock grind. The bass head's 12AX7 tube channel provides a wide range of gain structure that produces smooth, clean tube warmth or can be dialed all the way up to the critical mass of aggressive overdrive. All tone variations are accessible from the amp head's 5 button footswitch which is included.