Spellbinding analog synthesizer evolving the Oberheim SEM with TAE modeling for warm oscillators, state-variable filter, and advanced sound design.

Key features:

• Expanded engine: Sub-oscillator, mixable VCO waveforms, Unison, per-voice drive, pan, level, audio-rate LFO for FM.
• State variable filter: 12dB/oct blendable low-pass, notch, high-pass, band-pass with modulation.
• Envelopes & LFO: 2 ADS envelopes, LFO with waveforms, sync, and audio-rate modulation.
• Multi-Arpeggiator: 4 layers with 30 modes for polymetric, generative patterns.
• Advanced modulation: Drag-and-drop with ADSR, Function, Random, Sequencer, Voice Modulator.
• Effects rack: 4 slots with 18 types including Trance Gate, Super Unison, Compressor.
• MPE support: Slide, pressure, velocity, note release, key tracking.
• 170 presets: Factory library for hypnotic bass and soaring leads.

Preset highlights:

• Broken Cities: Atmospheric electronica with haunting textures.
• Midnight Gleams: Moody synthwave with arpeggios and pads.
• The Algorithm: Cinematic with rhythmic metallic tones.
• Walk on the SEM way: Nostalgic analog jam with dreamy pads.