Analog controls (knobs, sliders) allow a performer or sound engineer to make precise adjustments, in real time * Digital signal processing (DSP) provides a degree of accuracy, consistency and flexibility that simply cannot be matched with a traditional analog design * Digital signal processing (DSP) provides a degree of accuracy, consistency and flexibility that simply can not be matched with a traditional analog design * The C4 combines the best of both worlds by using analog controls and high performance digital processing to achieve an unprecedented feature set