Its audio path is 100% analog but it is microprocessor controlled, which retains its analog characteristics while adding tons of control possibilities and adaptability. It offers a tap tempo with time sub-divisions for fast tempos and triplets, the possibility of choosing 2, 4 or 3 phaser stages (an Empress exclusive), 8 waveforms (sine, triangle, asymmetric sine, oblique sinusoidal, sawtooth, inverted sawtooth, square and stepped), a Gain setting that can offer up to 6dB of boost, 8 auto modes (envelope follower, center and speed, speed (sine wave), speed (square), triggered by audio or by random level, rhythmic and direct control), the Control Port input jack allows you to connect an expression pedal, an external tap tempo, a CV controller (control voltage), an audio input or a MIDI controller.
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