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The Synth Pro is an eight-voice polyphonic analog synthesizer reminiscent of classic vintage instruments. The synthesis structure consists of three VCOs / DCOs plus sub-oscillators, a -24 dB lowpass and a -12 dB multimode filter, two VCAs and a multi-effects section. Furthermore, there are three envelopes and two LFOs. An arpeggiator and a polyphonic step sequencer are included as well.
The Synth Pro is a subtractive poly synthesizer with eight voices. The instrument offers the following core features:
Three oscillators, switchable between VCO and DCO operation
Waveforms: Sawtooth, triangle, sqaure / pulse
Ringmodulator and noise
Sync and FM functionality (VCO mode only)
Three sub-oscillators
SSI-2144 low-pass filter with a slope of -24 dB per octave
-12 dB OTA multi-mode filter with low-pass, high-pass and band-pass modes
The filters can be used in parallel or in serial
Two OTA-based VCAs
Two LFOs with sawtooth, square, triangle and random waveforms
Both LFOs have a one-shot mode
Two ADSR envelopes with loop function
One ADS(R) envelope with loop function
Effect section with several algorithms including reverb, delay and chorus
Manfred Fricke has been creating video and audio devices since the 1970s from his workshop in Berlin. His no-frills and affordable synthesizers and drum machines are quite popular and have a number of dedicated adepts.
