Oberheim OB-12 – 49-Key 12-Voice Polyphonic Synthesizer

A unique piece of Oberheim history — the OB-12 combines classic Oberheim-inspired sound with an extensive modern digital synthesis architecture.

The Oberheim OB-12 is a distinctive and increasingly sought-after 12-voice polyphonic synthesizer featuring a 49-key velocity-sensitive keyboard with aftertouch. Developed by Viscount under license from Oberheim, the OB-12 offers a remarkably deep synthesis engine capable of producing everything from classic analog-style pads and basses to aggressive leads, evolving textures, powerful brass, and complex electronic sounds.

⭐ Key Features

• 12-voice polyphony for rich chords and layered performances
• 49-key velocity-sensitive keyboard with aftertouch
• Dual-oscillator synthesis architecture
• Multiple oscillator waveforms and extensive tuning controls
• Powerful multimode filter section with adjustable cutoff and resonance
• Multiple envelopes and LFOs for deep sound shaping
• Extensive modulation routing for highly expressive and evolving sounds
• Unison mode for massive, powerful sounds
• Built-in arpeggiator
• Comprehensive onboard effects section
• Large selection of programmable presets
• Real-time performance controls for hands-on sound manipulation
• MIDI connectivity for integration with modern and vintage studio equipment
• User-programmable patch storage

🎛 A Synthesizer With Character

The OB-12 is not simply another digital synthesizer. It has its own distinctive personality and occupies an interesting place in the history of the Oberheim brand.

Its combination of 12-note polyphony, aftertouch, extensive modulation, multimode filtering, effects, and deep programming capabilities makes it exceptionally versatile for studio production and live performance.

The OB-12 is capable of covering a huge sonic range — from lush vintage-style polyphonic pads and strings to punchy basses, expressive leads, dramatic brass, rhythmic sequences, and experimental electronic textures.

For collectors and synthesizer enthusiasts, the OB-12 is also an interesting piece of Oberheim history, representing a different era of synthesizer design while retaining the unmistakable Oberheim aesthetic.

🎹 Ideal For

Vintage Synth Collectors • Electronic Music • Techno • Detroit Techno • Synthwave • Ambient • Experimental Music • Film & Sound Design • Studio Production • Live Performance

A particularly interesting instrument for anyone looking for a 12-voice polyphonic synthesizer with a distinctive character, deep synthesis capabilities, and genuine Oberheim heritage.

100v version