| Golden Ratio no. 21 |
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| Casey
Mongoven |
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| September
25, 2005 |
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| PARAMETERS |
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| description
of piece: sine wave drone on left speaker 440 Hz
mezzoforte; |
| right
speaker morphs from sine to square wave and makes glissando from |
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| 440
Hertz to 711.9349550500 Hz, at the same time crescendoing from mezzoforte |
| to
fortissimo |
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| length:
1.28 seconds |
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| waveform,
spatial location, dynamic value: sine 0°, -30°, mf; sine
0° → |
| square
0°, 30°, mf → ff |
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| lowest
pitch: 440 Hertz |
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| highest
pitch: 711.9349550500 Hertz |
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| attack:
.005 seconds |
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| release:
.005 seconds |
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