Inspired by the classic tube amps that defined the sound of rock, the GXStack VST is a custom-crafted tube amp collection for your digital audio workstation. From the gritty blues of late 50s “Tweed” era amps, to the high gain sustain of modern classics, GXStack contains 6 stunning amp models designed to deliver the most sought after amp sounds of all time. Painstakingly recreated by Polarity tone boffins, GXStack exploits our acclaimed physical modelling technology – real tubes and circuits!