Device for the acoustic indication of the beats of a musical tim

Details Device for the acoustic indication of the beats of a musical tim Device for the acoustic indication of the beats of a musical tim

1981-01-07

1982-09-28

Witkowski, Stanley J.

Music

Instruments

84 127, 84478, 84DIG12, 84DIG23, G09B 1502, G10H 140, G10H 146

Patent

active

043512151

ABSTRACT:
The invention relates to a device for the acoustic indication of the beats of a musical time in which the tempo at which the beats are reproduced is adjustable. According to the invention means are provided for varying the musical properties of the separate beats, e.g. the reproducing period, the volume and the pitch, said varying means being provided with N switch elements each having at least three switch settings, and a scanning element for the cyclic consecutive scanning of the N switch elements, wherein a tone is generated in a first channel during the scan period of each of the switch elements in the second switch setting of the switch element, while a tone is generated in a second channel in the third switch setting of the switch element and no tone is generated in the first switch setting of the switch element in either channel, both channels being common to the N switch elements.

REFERENCES:
patent: 4090355 (1978-05-01), Morohoshi
patent: 4213372 (1980-07-01), Sasaki et al.
patent: 4294155 (1981-10-01), Turner

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