klankentelefoon
The term "klankentelefoon" is a Dutch word that translates directly to "sound telephone." It refers to a simple, low-tech communication device consisting of two sound-receptive objects, typically cups or cans, connected by a taut string or wire. When one person speaks into one of the cups, the sound waves travel along the string, vibrating the other cup and allowing the person holding it to hear the sound.
This device operates on the principle of sound transmission through solids. Sound is a form of energy
The effectiveness of a klankentelefoon depends on several factors. The string must be kept taut, as slackness
While basic in its construction, the klankentelefoon serves as a foundational example of how sound can be