GFORCE Oberheim SEM

The GForce Oberheim SEM meticulously recreates the legendary Oberheim Synthesizer Expander Module (SEM), originally introduced in 1974 by Tom Oberheim. Revered for its warm, rich tones and simplicity, this monophonic synth has been faithfully emulated under the guidance of Tom Oberheim and Marcus Ryle, delivering authentic analog character with modern enhancements. With over 400 factory patches, a redefined interface, and cutting-edge features like a tempo-syncable LFO, intuitive sequencer, and lush built-in effects, the GForce Oberheim SEM is the ultimate tool for creating soaring leads, punchy basslines, and sweeping arpeggios. Whether you’re a seasoned producer or new to synthesis, this instrument combines classic sound with contemporary versatility.

Key Features:

• Legendary SEM Sound:
  Accurately emulates the iconic SEM with two VCOs, a multimode filter, ADS envelopes, and authentic analog imperfections for unparalleled warmth and character.
• Modern Enhancements:
  Features VCO3 with FM and modulation capabilities, tempo-syncable LFOs, and comprehensive performance controls for maximum creative expression.
• Intuitive Design:
  Includes an arpeggiator, sequencer, stereo delay, lush reverb, and 400+ categorized patches, all accessible via a streamlined interface.

Specifications:

• Monophonic synth with two VCOs (Pulse/Saw waveforms)
• Multimode filter with Lowpass, Highpass, Bandpass, and Notch modes
• ADS envelopes for amplitude and filter modulation
• New VCO3 doubling as an LFO with FM capabilities
• Tempo-syncable LFOs with multiple wave shapes
• Integrated arpeggiator and creative step sequencer
• Built-in stereo delay and reverb effects
• 400+ categorized factory patches
• Velocity and aftertouch performance controls
• Full integration with GForce Oberheim OB-E for polyphonic possibilities