„A group of kids could already be heard around the corner of the house playing with
crack frogs which produce short penetrating crack sounds."
Technical Details
Year:
1996
Metal membranes in small metal boxes are vibrated. On the arms, which can have a
span of up to 16 meters [=52.5 feet], sound moves up through the space.
Material: 64 boxes, steel pipe, metal sheets, flexible tubes
Weight: 60 kg
Dimensions:
length 1600cm [=52.5 ft] x height 40cm [=13.1 ft]
