| 摘要 |
<p>1520792 Electronic musical instruments MOOG MUSIC Inc 13 June 1975 [14 June 1974] 25324/75 Heading G5J A musical synthesizer controllable by the feet of a musician comprises a pedal keyboard 14 for selecting tones from an oscillator, and foot operated switches 17 and sliders 24 for selecting and varying control functions to modify the tones before voicing.</p> |
