rs sound. The rat- are made of metal—hardened steel. The bars rest at tle, or cricket, their nodes on soft.woolen cords, secured to the upper produces such edges of a resonator forming the support of the entire sounds. seriesof bars. The resonator is tapered both as to The wooden width and depth,… … pulling in opposite directions on the twisted endless cord, allowing the disk to twist the cord in the reverse direction, then again pulling the cord, and so on. ward movement produces an air wave which moves downward, strikes the bottom of the resonator, and PANDEAN PIPES. moving air wave produced…
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