CA1046312A - Circuit pour piano electronique - Google Patents

Circuit pour piano electronique

Info

Publication number: CA1046312A
Authority: CA; Canada
Prior art keywords: piano; amplitude; circuit; charging circuit; circuit means
Prior art date: 1974-07-08
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Expired

Application number

CA294,827A

Other languages

English (en)

Inventor

William V. Machanian

Robert R. Williams

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Wurlitzer Co

Original Assignee

Wurlitzer Co

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1974-07-08

Filing date

1978-01-12

Publication date

1979-01-16

1974-07-08 Priority claimed from US05/486,503 external-priority patent/US3935783A/en

1978-01-12 Application filed by Wurlitzer Co filed Critical Wurlitzer Co

1979-01-16 Application granted granted Critical

1979-01-16 Publication of CA1046312A publication Critical patent/CA1046312A/fr

Status Expired legal-status Critical Current

Links

230000004044 response Effects 0.000 claims abstract description 11
239000003990 capacitor Substances 0.000 claims description 38
238000007599 discharging Methods 0.000 claims description 5
230000005669 field effect Effects 0.000 claims description 4
238000011084 recovery Methods 0.000 abstract 1
230000005236 sound signal Effects 0.000 description 12
239000000306 component Substances 0.000 description 7
230000008859 change Effects 0.000 description 4
238000013016 damping Methods 0.000 description 3
230000007423 decrease Effects 0.000 description 3
241000143379 Idaea rufaria Species 0.000 description 2
230000009471 action Effects 0.000 description 2
230000003247 decreasing effect Effects 0.000 description 2
238000010586 diagram Methods 0.000 description 2
230000000694 effects Effects 0.000 description 2
230000007246 mechanism Effects 0.000 description 2
230000002459 sustained effect Effects 0.000 description 2
238000013459 approach Methods 0.000 description 1
229940000425 combination drug Drugs 0.000 description 1
239000002131 composite material Substances 0.000 description 1
230000000994 depressogenic effect Effects 0.000 description 1
230000003292 diminished effect Effects 0.000 description 1
238000001914 filtration Methods 0.000 description 1
230000010354 integration Effects 0.000 description 1
238000000034 method Methods 0.000 description 1
238000012986 modification Methods 0.000 description 1
230000004048 modification Effects 0.000 description 1
238000009877 rendering Methods 0.000 description 1
230000002441 reversible effect Effects 0.000 description 1
238000001228 spectrum Methods 0.000 description 1
230000002311 subsequent effect Effects 0.000 description 1

Landscapes

Electrophonic Musical Instruments (AREA)

CA294,827A 1974-07-08 1978-01-12 Circuit pour piano electronique Expired CA1046312A (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US05/486,503 US3935783A (en)	1974-07-08	1974-07-08	Electronic piano circuit
CA228,240A CA1040904A (fr)	1974-07-08	1975-06-02	Circuit de piano electrique

Publications (1)

Publication Number	Publication Date
CA1046312A true CA1046312A (fr)	1979-01-16

Family

ID=25667967

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA294,827A Expired CA1046312A (fr)	1974-07-08	1978-01-12	Circuit pour piano electronique

Country Status (1)

Country	Link
CA (1)	CA1046312A (fr)

1978
- 1978-01-12 CA CA294,827A patent/CA1046312A/fr not_active Expired

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