The most important innovations - developed by Orgelbau A. Voigt

"The organ is so complex an instrument that it can't ever be completed.
It always challenges new modifications." (C. Dahlhaus)

In 1929 Patented invention of the gramophone that can be played on both sides.
In 1972 automated action tensioning system in a closed control circuit with the organ wind.
In 1973 coupler relief system for the relief of the key weights with coupled manuals
In 1975 first double stop action with mechanical electronical/high-pressure pneumatic control in East Europe
In 1978 first electronic setter manufactured in the East European territory for the programming of organ registers. In further stages of development: In 1983 Award of the respective Ministry of the GDR
In 1994 development of a self-control system for the digital recording of all control procedures in the organ (protected by two registered designs at the German Patent Office)
In 1995 first swell system control integrated in the setter (swellers, memorisable) Berlin-Charlottenburg, Organ Epiphanienkirche: 4 swellers memorisable control integrated in the setter
In 1999 pipe organ stop with controller to change the pitch infinitely veriable