4 Voice is a semi-modular analog polyphonic synthesizer, assembled and based on the four SEM modules. Thus, the synthesizer incorporated eight voltage-controlled oscillators (VCO), two per voice, four controlled filters, four VCA and ADS envelope...
In the early 80's all serious synthesizer manufacturers had to try hard to stay on the market after the release of the Prophet-5 synthesizer. The first attempt to grab his bite of the niche was made by Oberheim when he launched OB-X synthesizer, the...
Two Voice Pro is a revived model of Oberheim’s Two Voice synthesizer (released in 1975). The architecture of the instrument is based on Oberheim’s famous SEM designs with their unique oscillators and filters which became the basis of Tom’s instruments...
2 Voice Pro is the favorite creature of Tom Oberheim. It almost completely replicates the set of functions introduced in the model released in 1975. "Almost" means that the synthesizer received some additional functions to the set of the original ones....