| 摘要 |
An acoustical reproducing apparatus is disclosed for high fidelity sound reproduction comprising a speaker unit in combination with a cabinet enclosure acting as a resonating chamber. The resonating chamber has a rhombic dodecahedron configuration having speaker-mounting openings located on two or more opposed rhombi, or with one or more corner thereof being truncated and terminated in a baffle plate having an opening for mounting the speaker unit, or with one or more elongated or shortened zone and provided with either of the foregoing means of mounting speaker units. The resonating chamber includes a plurality of rhombus-shaped and/or parallelogram-shaped panels.
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