| 摘要 |
A vibratory ribbon speaker according to this invention as disclosed comprises a series of permanent magnets secured on opposite faces of a pair of soft iron bars mounted in edge-opposed, spaced-apart relation providing an air return flux path and a working air gap in which is suspended an elongated wavy or corrugated non-magnetic ribbon, several feet in length, flexibly and resiliently supported in said air gap at numerous spaced-apart stations along the ribbon length.
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