|| All internal SEM connections are brought out to 3.5mm minijacks - all 33 of them. The basic connections are a one-volt-per-octave VCO control voltage and a standard 0 to +5 volt gate signal. On this version of the SEM, there is no MIDI input.
Tom Oberheim is back in the synth business and to start out he has reissued his very first analog synth-- the Synthesizer Expander Module (SEM). This new SEM module is pretty much the same as the original, that is to say 100% analog! True voltage controlled oscillators, the classic SEM multi-mode filter, analog VCA, analog envelope generators and LFO. Did he say it is 100% analog? In fact, he made the circuitry as close to the original as possible.
This initial release of the new SEM consists of three versions:
> tech specs
|| > interesting links
manufacturer's web site