Sonicprojects has released OP-X, a virtual recreation of the legendary Oberheim OB-X. It is available in VSTi (Windows) and Reaktor ensemble (Windows & Mac OS X) versions.

The VST version features separate signal paths for each of the six voices, with slight differences in sound - the oscillators, filters, envelopes and portamento times differ from voice to voice and can be tuned individually with four global buttons.

Features:

• Comprehensive detuning options.
• Tuning options for: oscillators / filters / envelopes.
• Tuning option for portamento times.
• 12db SEM-filter emulation.
• Unisono, polyphonic portamento.
• Sync, x-mod, ring modulation, noise, s/h.
• Filter-envelope modulation.
• Sine wave frequency modulation.
• Arpeggiator/sequencer.
• Individual voice pans.
• Switchable off keyboard and lever animation show.

OB-X costs $99 for the VSTi version or $49 for the Reaktor ensemble. Until June 4th, 2006, the Reaktor version is included for free with the VSTi version. Demo versions are available.