Consists of two aluminium tubes telescoping into each other, so that the enclosed air column can be varied from 30 cm to 53 cm; the outer tube is fixed in a wooden base.

We are manufacturers and suppliers of the Simple Resonance Apparatus, serving Algeria, Argentina, Australia, Bahrain, Bangladesh, Belgium, Bhutan, Brazil, Cambodia, Cuba, Cyprus, Denmark, Ecuador, Egypt, Ethiopia, Finland, France, Georgia, Germany, Ghana, Hungary, Iceland, Italy, Japan, Jordan, Kenya, Kuwait, Malaysia, the Philippines, Tanzania and Uganda.