Sequential Trigon-6 – 6-Voice Analog Polyphonic Synth with 3 VCOs & Ladder Filter
The Sequential Trigon-6 is a bold, all-analog 6-voice polyphonic synthesizer that fuses the power of three oscillators with a classic ladder filter. Sharing the compact form factor and intuitive interface of the Prophet-6 and OB-6, it adds a new sonic dimension with feedback, drive, and switchable 2/4-pole filtering. Built for musicians, producers, and synth enthusiasts, the Trigon-6 delivers unmistakable punch, presence, and warmth with hands-on control.
Key Features
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3 newly designed VCOs per voice: Triangle, saw, and pulse waves for thick, versatile analog tones
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Enhanced ladder filter: Switchable 2/4-pole resonant design with drive and feedback for smooth or aggressive shaping
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6-voice polyphony: Play rich chords, lush pads, or stacked unison leads
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Hands-on control: Knob-per-function layout for instant sound sculpting
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Poly Mod section: Expanded modulation with oscillator 3 and filter envelope as sources
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Dual effects: Studio-quality reverbs, delays, chorus, flanger, phaser, ring mod, plus analog stereo distortion
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Vintage knob: Adds adjustable voice-to-voice variations for subtle or extreme analog drift
Customer Benefits
The Trigon-6 blends classic analog depth with modern playability. Whether you’re after vintage-inspired pads, powerful basses, or cutting leads, it’s a flexible workhorse. Its compact, road-ready design and intuitive layout make it as practical on stage as it is in the studio, while the 1,000 preset slots keep inspiration within reach.
Quick Specs
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Voices: 6-voice polyphony
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Oscillators: 3 VCOs per voice (triangle, saw, pulse)
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Filter: 2/4-pole ladder filter with resonance, drive, and feedback
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Envelopes: 2 ADSR (filter and amp)
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LFO: 1 syncable with multiple waveforms
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Keyboard: 4-octave semi-weighted, velocity & aftertouch
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Effects: Dual digital FX (reverb, delay, chorus, flanger, phaser, ring mod) + analog stereo distortion
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Sequencer: 64-step polyphonic
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Arpeggiator: Yes, multiple modes
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Presets: 500 factory + 500 user
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Connectivity: MIDI In/Out/Thru, USB, stereo outs, sustain pedal, expression pedal, CV input
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Dimensions: 82.6 × 32.7 × 11.2 cm
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Weight: 9.5 kg
What’s in the Box
- Sequential Trigon-6 synthesizer
- Power cable
- Quick start documentation
Use Cases / Ideal For
Perfect for producers, live performers, and sound designers seeking a versatile analog polysynth. Ideal for genres ranging from synthwave and techno to cinematic scoring and progressive rock.
Pros & Cons
✅ Pros:
- Bold 3-VCO ladder filter sound with modern flexibility
- Knob-per-function workflow for intuitive sound design
- Extensive modulation and effects options
- Compact, performance-ready design
⚠️ Cons:
- 4-octave keyboard may feel limiting for pianists
- No multitimbral layering beyond unison/poly modes
The Sequential Trigon-6 reimagines a classic analog sound with modern refinements, offering the punch of three oscillators through a ladder filter in a portable, powerful polyphonic synth built for today’s musicians.