Wind harps invented independently in Asia produced distinct single tones

Evidence

A similar type of wind harp installed in a kite is known in Java. Unlike the European variety, which generally consists of a number of strings, sometimes tuned in a harmonic series, those of Java and China produced single tones, though they still possessed the same unearthly quality. — Schafer, Murray R, The Soundscape- Our Sonic Environment…, 845

Categorization

• corroborated: 2 independent passages support this claim — Schafer, Murray R, The Soundscape- Our Sonic Environment…, 845
• XREF: connects to: A resonant cavity can isolate a single frequency from complex sound. — Schafer, Murray R, The Soundscape- Our Sonic Environment…, 920; Different diameters tune Aeolian strings to activate at different wind speeds — Eric J. Heller, Why You Hear What You Hear- An…, 1869; Marimba-like instruments with joined bars and resonators arose independently on three continents

Broader Connections

• A resonant cavity can isolate a single frequency from complex sound. #expands (0.60) — Schafer, Murray R, The Soundscape- Our Sonic Environment…, 920