Korg Polysix RE

5.0 (3)

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Page last updated Aug 10, 2025

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Description

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Step into the world of vintage synthesis with the Korg Polysix RE, a meticulously crafted plugin that captures the essence of the classic Polysix analog synthesizer, first introduced in 1981. This software synthesizer invites musicians and producers to explore timeless sounds with modern flexibility. Utilizing Korg's exclusive Component Modeling Technology (CMT), the Polysix RE faithfully recreates the original circuitry's performance, delivering the rich, warm tones that defined its era.

Beyond its authentic sound reproduction, the Polysix RE offers enhancements that push its capabilities into the modern age. Enjoy up to 32-voice polyphony and 16-voice unison, allowing for lush, expansive textures. The interface has been reimagined for intuitive operation, maintaining the vintage aesthetic while incorporating contemporary features like flexible external modulation settings and MIDI clock synchronization.

The Polysix RE also boasts a suite of performance functions such as chord memory, arpeggiator, and unison, which were instrumental in making the original a favorite among musicians. Whether you're crafting evocative pads or intricate leads, this plugin is a powerhouse for both studio sessions and live performances.

Key Features:

Faithful recreation of the original Polysix with Korg's Component Modeling Technology (CMT)
Up to 32-voice polyphony and 16-voice unison for expansive soundscapes
Enhanced modulation options including external settings and MIDI clock synchronization
Classic performance features like chord memory, arpeggiator, and unison
Intuitive interface with modernized controls for easy sound creation

FAQs

Is the Korg Polysix RE plugin polyphonic or monophonic?: The Korg Polysix RE plugin is polyphonic, supporting up to 128 notes of polyphony depending on the CPU of your host computer.
Can the Korg Polysix RE plugin be used as a standalone instrument?: Yes, the Korg Polysix RE can operate as a standalone instrument or as a VST/AU/RTAS plugin, providing flexibility for different production setups.
What are the system requirements for the Korg Polysix RE plugin on a Mac?: The Korg Polysix RE requires Mac OS X 10.3.9 or later, with at least an Apple G4/800 MHz processor, 256 MB of memory, and a display resolution of 1024 x 768 with 32,000 colors or higher.
Does the Korg Polysix RE plugin offer built-in effects?: Yes, the Korg Polysix RE plugin includes two built-in multi-effect processors, allowing for enhanced sound design and modulation options.
How many preset sounds are included with the Korg Polysix RE plugin?: The Korg Polysix RE plugin comes with 256 programs, offering a wide variety of preset sounds for different musical styles and applications.

Videos

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Owner Insights

We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Korg Polysix RE.

Mods and upgrades

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The KIWISix upgrade is recommended to enhance capabilities and replace damaged circuit boards due to battery acid leaks.
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Modern replacements are available for the PSU and CPU boards from brands like Synthtronics and KiwiSix, which can enhance reliability.
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MIDI retrofits are available and functional, though owners often prefer using the internal arpeggiator for recording and syncing with a DAW.
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Comparisons

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The Korg Polysix is noted for moody, dark sounds, while the VST version excels at bass with a sharper, more defined bottom end.
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The Poly 61 is preferred for live performances due to its user-friendly interface and effective arpeggiator, unlike the more experimental-friendly PolySix.
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Unlike the Juno, the Polysix lacks features like oscillator waveform stacking and noise control, making it simpler but limiting its versatility.
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The Poly 61 is considered less desirable due to its static sound and lack of knobs compared to other synths.
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Setup and maintenance

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Battery leaks are a common issue, often requiring circuit board repairs or replacements.
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Owners recommend inspecting for battery damage even if the battery has been replaced, as residual damage can cause issues later.
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The photocoupler may need replacement, but finding spare parts can be challenging, indicating limited availability for some components.
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Build quality

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The Polysix's keybed is considered subpar and uses a fragile particle board case, which may not withstand extensive use or transportation.
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Use cases and applications

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The Polysix can emulate vintage string synth sounds effectively, especially with its ensemble feature, and produces robust unison bass sounds.
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User experience

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Long-term users have found it reliable with only occasional repairs needed, like replacing trimpots and op-amps, even after decades of use.
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The Polysix is now considered unreasonably expensive, with some owners hesitant to pay for a fully restored model.
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