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

• 3 newly designed VCOs per voice: Triangle, saw, and pulse waves for thick, versatile analog tones
• Enhanced ladder filter: Switchable 2/4-pole resonant design with drive and feedback for smooth or aggressive shaping
• 6-voice polyphony: Play rich chords, lush pads, or stacked unison leads
• Hands-on control: Knob-per-function layout for instant sound sculpting
• Poly Mod section: Expanded modulation with oscillator 3 and filter envelope as sources
• Dual effects: Studio-quality reverbs, delays, chorus, flanger, phaser, ring mod, plus analog stereo distortion
• 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

• Voices: 6-voice polyphony
• Oscillators: 3 VCOs per voice (triangle, saw, pulse)
• Filter: 2/4-pole ladder filter with resonance, drive, and feedback
• Envelopes: 2 ADSR (filter and amp)
• LFO: 1 syncable with multiple waveforms
• Keyboard: 4-octave semi-weighted, velocity & aftertouch
• Effects: Dual digital FX (reverb, delay, chorus, flanger, phaser, ring mod) + analog stereo distortion
• Sequencer: 64-step polyphonic
• Arpeggiator: Yes, multiple modes
• Presets: 500 factory + 500 user
• Connectivity: MIDI In/Out/Thru, USB, stereo outs, sustain pedal, expression pedal, CV input
• Dimensions: 82.6 × 32.7 × 11.2 cm
• 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.