A combination of a fughetta and an organ chorale on "Komm, heiliger Geist, Herre Gott" by two different German baroque composers: A. Armsdorf (1679-1699) & F.W. Zachau (1663-1712), played on the beautiful Hauptwerk sample set 'Radeker/Garrels - Anloo (1718)' made by Prospectum.
The registration is plenum, with addition of the Basuin 16' in the pedal (fughetta).
I added a little reverb (which comes with Hauptwerk V) as an experiment, because the sample set is quite dry. Gives a little space ...