Mercury-8

Cherry Audio Mercury-8 is a virtual instrument plugin that models the circuit behavior and signal path of the Roland Jupiter-8 synthesizer. Unlike sample-based libraries, Mercury-8 utilizes virtual analog synthesis to replicate the original hardware's dual VCOs, 12dB/24dB resonant low-pass filters, and cross-modulation characteristics. The engine features a dual-layer architecture, allowing users to stack two independent patches or split them across the keyboard, with 16 voices of polyphony available per layer. To simulate the variances of vintage hardware, the instrument includes "Drift" and "Condition" controls, which introduce adjustable instability to the oscillators, filters, and envelopes.

Beyond the original specification, Mercury-8 integrates modern workflow enhancements including a modulation matrix with four slots per layer, assigning over 20 sources to 40+ destinations. The synthesizer also includes a comprehensive effects section with three independent chains (one per layer plus a global bus) featuring 20 algorithms such as reverb, delay, and a new "DCO Chorus." Uniquely, Mercury-8 supports bi-directional System Exclusive (SysEx) data transfer using the Encore Electronics format, allowing owners of MIDI-retrofitted Jupiter-8 hardware to swap patches directly with the plugin.

Key Features

• Synthesis Engine: Virtual analog emulation of the Jupiter-8 dual-oscillator architecture with PWM, Sync, and FM Cross-Modulation.
• Dual-Layer Voicing: Two independent layers with 16 polyphonic voices each; supports Split, Stack, and Layer modes.
• Sequencing: Integrated arpeggiator and 16x4 polyphonic step sequencer per layer.
• Modulation: 4-slot matrix per layer with extensive source/destination routing.
• Effects: 20 studio-quality effects including Galactic Reverb, Tape Echo, and Panner; arranged in three customizable chains.
• Hardware Compatibility: Import/Export support for Encore Electronics format SysEx data.
• Library: Ships with over 600 presets, including the original factory banks.

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