Sequential SEQ-3400 PRO 3 Specs
| Type | Monophonic and 3-Voice Paraphonic with Individually Gated Envelopes per Osc |
| Oscillators | 3 x Oscillators 2 x Analog, Voltage-Controlled Oscillators 1 x DSP-Based Digital Oscillator Analog Oscillators Wave Shapes: Triangle, Saw, Pulse with Variable Shape Modulation / Pulse Width on Each Digital Oscillator: 32 Digital Wavetables of 16 Waves Each with Wave Morphing, Plus Classic Wave Shapes (Sine, Triangle, Saw, Variable-Width Pulse) and Super Saw Digital Oscillator 3 Can Function as an LFO for Complex Wavetable-Based Modulation White Noise Generator Hard Sync, Per-Oscillator Glide, Oscillator Slop |
| Filters | 3 x Classic Filter Types Filter 1: 4-Pole, 24 dB/Octave, Prophet-6 Low-Pass Filter Filter 2: Classic 4-pole, 24 dB/Octave, Transistor Ladder Filter with Optional Resonance Compensation Filter 3: 2-Pole, 12 db/Octave, OB-6 State-Variable Filter. (Continuously Variable Between Low-Pass, Notch, and High-Pass Operation, with Optional Band-Pass Mode) |
| LFO | 3 x Syncable LFOs with Phase Offset and Slew per LFO Five Waveshapes: Triangle, Saw, Reverse Saw, Square, and S&H |
| Envelopes | 4 x ADSR Envelopes with Delay (Filter, VCA, and 2 Auxiliary Envelopes) Envelopes Freely Assignable to Multiple Modulation Destinations All Envelopes Can Repeat/Loop |
| Digital Effects | Dual Digital Effects Stereo Delay, BBD Delay, Chorus, Flanger, Phaser, Ring Mod, Vintage Rotating Speaker, Distortion, High-Pass Filter, Super Plate Reverb |
| Feedback | Tuned Feedback with Grunge for Extra-Aggressive Tonal Destruction |
| Distortion | Programmable Analog Distortion |
| Modulation | 32-Slot Modulation Matrix Over 46 Mod Sources and Over 171 Mod Destinations Modulation Assignment Buttons Enable Quick and Easy Modulation Routing Mod Matrix Runs at Audio Rates |
| Control Voltage | 4 x Control Voltage (CV) Inputs and Outputs for Interfacing with Modular Synths and Other CV-Compatible Devices Parameter Options to CV Outputs: Oscillators, LFOs, Envelopes, Sequencer Tracks, and any Other Source within the Modulation Matrix (Runs at Audio Rates) Gate Out for Triggering External CV-Compatible Devices (Any CV In Can be Used as a Gate Input) |
| Sequencer | 16 Track Sequencer Three Modes: Normal, Gated, and Trigger 16 Tracks and 4 Linkable 16-Step Phrases Per-Step Ratcheting, Duration, and Velocity Multiple Playback Modes: Forward, Reverse, Forward/Reverse, Random Supports Real-Time/Step Input, Rests, and Variable-Length Sequences Syncs to MIDI Clock and External Audio and CV Input Sequences Freely Assignable to any Modulation Destination |
| Arpeggiator | Arpeggiator with Up, Down, Up+Down, Random, Assign Modes Syncs to MIDI Clock and External Audio and CV Inputs Relatching Arpeggiation Runs Concurrent with Sequencer for Arpeggiated Patterns with Parameter Automation |
| Controls | 60+ Knobs 70 Buttons Enable Deep, Comprehensive Editing with Minimal Menu Diving Backlit Pitch and Mod Wheels Easily Visible in Low-Light Situations with a Smooth, Precise Response Independently Adjustable Upper and Lower Pitch Wheel Range Position-Sensitive Latchable Touch Slider for Enhanced Interactivity and Control Full-Sized, 3-Octave, Semi-Weighted Keyboard with Velocity and Aftertouch |
| Memory | 512 User 512 Factory Programs Playlist Mode for Generating Easily Accessible Set Lists of Your Favorite Programs |
| I/O | 4 x 5-Pin DIN MIDI (In, Out, Thru, and Out 2) USB: Type-B Port for Bidirectional MIDI Communication CV Inputs: 4 x 1/8" / 3.5 mm with ±10 V Range CV Outputs: 4 x 1/8" / 3.5 mm with ±10 V Range Gate Out: 1 x 1/8" / 3.5 mm Sustain/Footswitch: 1/4" / 6.35 mm Expression: 1/4"/ 6.35 mm External Audio Input: 1/4"/ 6.35 mm Main Stereo Output: 2 x 1/4" / 6.35 mm Headphone Out: 1/4" / 6.35 mm |
| Power | Universal IEC AC Power Inlet for Internal Power Supply 100 to 240 VAC, 50/60 Hz Maximum Power Consumption: 30 W |
| Dimensions (L x W x H) | 26.5 x 13 x 3.5" / 67.3 x 33 x 8.9 cm |
| Weight | 16 lb / 7.3 kg |
Packaging Info
| Package Weight | 21.995 lb |
| Box Dimensions (LxWxH) | 32.2 x 19.6 x 10" |
