These Catalyst modules are based upon the Emblematic Systems module of the same name. However, 4MS have turned it into two modules: a controller, like the original, and a sequencer.
Eric Schlappi is the engine behind the eponymous Schlappi Engineering, whose latest spate of modules includes the extraordinary Three Body and recent headliner Nibbler.
In this first part of an occasional series exploring modular synthesis and live performance, Will Stokes talks to experimental electronic musician Scanner about the choice of his favourite modules he'll showcase in his closing performance.