Pipe organ - stop action
controls systems Setzer (Zecer) and key action controls systems 
The site is dedicated to the pipe organs, in general systems of steering stops and keys actions in these instruments.
The website is rebuild
Info:
In the section “Pipe Organs” the newest of such equipment is introduced and its possibilities in various versions which is built with the support of chips of the most prominent and largest manufacturers of programmable devices.
For more information about the steering systems go to the section“Pipe Organs” or “Contact”.