Chest organ after G. Näser (Fraustadt 1734). The original is a prosession-organ, preserved in the Germanisches Nationalmuseum Neurnberg. It has three stops: Gedekt-fluit 8′, Gedekt-fluit 4′, Regaal 8′ Compass C-d”’, transposition 415/440 Windpressure 25 mm Case made of cherry-wood with oilfinish and wax.
In the audio-file you hear the stops 8′ & 4′ together in “Erbarm dich mein, o Herre Gott” – Johann Sebastian Bach (BWV 721)