T, Part of resonating pipe, the upper end with cap and vent hole being shown separately at the side.
Koenig also used the apparatus to investigate the effect on the frequency of a fork of a resonating cavity placed near it.
It has a horizontal round tubular resonating chamber, whose later variant is a large square box with curved sides.
The result is a rich dimensioned red wine with a resonating Southern Rhône perfume of violets and red cherries.
While the choreography is usually quite basic and repetitive, it is extremely enjoyable to both the dancers and audience, resonating with an unmatchable spirit of joyfulness and vibrancy.