The Behringer Model D is modelled after a legendary analog synthesizer with triple VCO design, allowing for insanely fat music creation. The Model D is an authentic reproduction of original “D Type” circuitry with matched transistors and JFETs. Ultra-high precision 0.1% Thin Film resistors and Polyphenylene Sulphide capacitors. Key Features: Pure analog signal path based on authentic VCO, VCF and VCA designs 5 variable oscillator shapes with variable pulse widths for ultimate sounds Classic 24 dB ladder filter with resonance for legendary sound performance Switchable low/high pass filter mode for enhanced sound creation Dedicated and fully analog triangle/square wave LFO 16-voice Poly Chain allows combining multiple synthesizers for up to 16 voice polyphony Semi-modular design requires no patching for immediate performance Overdrive circuit adds insane spice and edge to your sounds