Analog Synthesizer with Dual VCOs, 3 Simultaneous Waveforms, 4-Pole VCF, Extensive Modulation Matrix, 16-Voice Poly Chain and Eurorack Format Making its debut in 1981, the monophonic Sequential Circuits Pro-One* quickly established itself as the synthesizer of choice for numerous artists including: Thompson Twins, the Prodigy, Depeche Mode, Vince Clarke, New Order, Prince, Soft Cell and a host of others. An ultra-affordable homage to that iconic synthesizer with all the features of the original and then some, the PRO-1 lets you conjure up virtually any sound with incredible finesse and ease. With its pure analog signal path, dual authentic VCOs with 3 selectable waveforms, plus extremely flexible VCF and VCA filters, the PRO-1 is sure to become one of your favorite keyboards. Owning the PRO-1 is like having your own personal time machine, enabling you to embrace the past – or make your imprint on the future! Features Amazing analog synthesizer with dual VCO design allows for amazingly fat music creation Authentic reproduction of original circuitry with legendary 3340 and 3320 semiconductors Pure analog signal path based on authentic VCO, VCF and VCA designs 3 simultaneous oscillator shapes (OSC A: Saw / Pulse, OSC B: Saw / Triangle / Pulse waveforms) Classic 4-pole filter design with self-resonance capability Powerful modulation matrix for 2 modulation buses for flexible music creation Dedicated and analog LFO with simultaneous Sawtooth, Triangle and Square oscillator shapes 2 envelope generators for modulation of VCF and VCA Easy-to-use 64-note dual sequencer (LFO clock serves as master clock) Arpeggiator with 3 patterns for great sound effects 16-voice Poly Chain allows combining multiple synthesizers for up to 16 voice polyphony Complete Eurorack solution main module can be transferred to a standard Eurorack case 56 controls give you direct and real-time access to all important parameters Audio input for processing external sound sources for enhanced creativity External control inputs and outputs (Gate, Filter etc.) Comprehensive USB/MIDI implementation with MIDI channel and Voice Priority selection
