Special edition semi-modular analog synthesizer with 3 multimode VCOs and VCFs in 8U rackmount format, enables incredibly thick music creation, authentic reproduction of the ultra-rare Arp Blue Marvin circuits from the 70's with combined transistors and JFETs, the architecture semi-modular requires no patches for out-of-the-box performance, 3 VCOs, each with LFO mode, FM inputs and multiple waveform outputs for an impressive palette of tonal possibilities, multi-mode VCF with dedicated low-pass output with additional high/notch switched output , incredible variety of modules including ring modulator, lag processor, sample & hold, Schmitt trigger and envelope follower, ADSR and AR envelope generators with switchable time factor, realistic digital spring reverb for inspiring sound effects, colored noise generator continuously variable, 2 dedicated LFO's with sine wave and pulse outputs, filter distortion option PFD/inverter on voltage processor, differential input (+/-) VCA with linear and exponential control inputs, additional functions include fader, mixer, inverter, slew limiter and 4-way manifold for creative patching flexibility, external audio input for processing external sound sources, 58 faders and 15 buttons give you convenient, direct, real-time access to all parameters, 83 patch cable inputs/outputs for the ultimate in flexibility setup, full MIDI implementation with MIDI channel and voice priority selection.