Artefacts can also profesionally modify your instrument and improve reliabilaty, sound quality, playabilty or interfacing.

* EMS Synthi A/VCS-3
   tuning stability and    improvements on interfacing
* Installation of for example
   Kenton, CHD elektroservis or    Tubbutec midi kits
* Add Din Sync or Midi sync to
   drum machines
* Add CV and gate inputs on    synthesizers
* Etc.