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Seiko DS 320

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Page last updated Mar 31, 2026

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Description

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Delve into the world of sonic creativity with the Seiko DS 320, a synthesizer designed not only for musicians but also for sound explorers. This versatile instrument stands out in the realm of synthesizers with its distinctive hybrid digital-analog architecture, allowing you to craft a wide palette of sounds. Whether you’re composing in a studio or performing live, the DS 320 provides a dynamic and responsive experience. Its interface is intuitive, making it accessible for both beginners and seasoned professionals.

The Seiko DS 320 is equipped with 61 velocity-sensitive keys, giving you expressive control over your music. The onboard sound engine includes a rich collection of waveforms and presets, perfect for any genre or style. The synthesizer's multi-mode filters and modulation capabilities offer deep sound shaping, providing endless possibilities for creativity. Connectivity is seamless with MIDI and USB ports, ensuring that it integrates smoothly with your existing setup.

Key Features:

Hybrid digital-analog architecture for a wide range of sounds
61 velocity-sensitive keys for expressive playability
Multi-mode filters for extensive sound shaping
Onboard sound engine with a rich collection of waveforms and presets
Seamless integration with MIDI and USB connectivity
Intuitive interface suitable for both beginners and professionals

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Owner Insights

We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Seiko DS 320.

Setup and maintenance

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Crackling sounds can be addressed by using Deoxit F5 on faders.
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Features and functionality

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The DS 320's sound design is based on morphing through four user-defined harmonic structures using an envelope.
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Without the DS-310 module, the DS 320 is akin to an 80’s Casio or Yamaha keyboard in terms of capabilities.
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Comparisons

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The DS 320 is compared to the Alpha Juno 2, noted for their similar reliance on external programmers.
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User experience

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The DS 320 is described as having thin sounds with no velocity sensitivity.
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Value and pricing

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A Seiko DS keyboard setup, including the DS-310 and DS-320 modules, was sold for around $800 during the pandemic.
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Jean Michel Jarre

Keyboardist, Music Producer

The Dustbins

Verified via Wordpress

At the back of the album cover of the Rendez-vous album by Jean-Michel Jarre is a list of used instruments. In short:

Seiko DS 250, Synthex, Moog, Roland JX 8P, ARP 2600, Fairlight, Emulator II, Eminent, AKS, Lynn 9000, Memory Moog, Drumulator, Laser Harp, RMI, Seiko DS 320, OBX, DX 100, Matrisequencer, TR 808, Prophet, Casio CZ 5000, Baby Korg personal keyboard.

Seiko DS 320 is a hardware sequencer that can be attached to Seiko DS keyboards.

Another source : http://www.jarrography.free.fr/details_equipement_audio.php?id_equip=54