FR2272454B1 - - Google Patents

Info

Publication number
FR2272454B1
FR2272454B1 FR7516117A FR7516117A FR2272454B1 FR 2272454 B1 FR2272454 B1 FR 2272454B1 FR 7516117 A FR7516117 A FR 7516117A FR 7516117 A FR7516117 A FR 7516117A FR 2272454 B1 FR2272454 B1 FR 2272454B1
Authority
FR
France
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
FR7516117A
Other versions
FR2272454A1 (fr
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.)
Seiko Instruments Inc
Original Assignee
Seiko Instruments Inc
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.)
Filing date
Publication date
Application filed by Seiko Instruments Inc filed Critical Seiko Instruments Inc
Publication of FR2272454A1 publication Critical patent/FR2272454A1/fr
Application granted granted Critical
Publication of FR2272454B1 publication Critical patent/FR2272454B1/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10G—REPRESENTATION OF MUSIC; RECORDING MUSIC IN NOTATION FORM; ACCESSORIES FOR MUSIC OR MUSICAL INSTRUMENTS NOT OTHERWISE PROVIDED FOR, e.g. SUPPORTS
    • G10G7/00—Other auxiliary devices or accessories, e.g. conductors' batons or separate holders for resin or strings
    • G10G7/02—Tuning forks or like devices

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Auxiliary Devices For Music (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
FR7516117A 1974-05-24 1975-05-23 Expired FR2272454B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5861874A JPS5634048B2 (fr) 1974-05-24 1974-05-24

Publications (2)

Publication Number Publication Date
FR2272454A1 FR2272454A1 (fr) 1975-12-19
FR2272454B1 true FR2272454B1 (fr) 1978-09-22

Family

ID=13089537

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7516117A Expired FR2272454B1 (fr) 1974-05-24 1975-05-23

Country Status (6)

Country Link
US (1) US4019419A (fr)
JP (1) JPS5634048B2 (fr)
CA (1) CA1031997A (fr)
DE (1) DE2523076A1 (fr)
FR (1) FR2272454B1 (fr)
GB (1) GB1477254A (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5947318B2 (ja) * 1977-03-25 1984-11-17 ヤマハ株式会社 電子楽器の楽音制御装置
JPS6010639B2 (ja) * 1977-06-21 1985-03-19 ヤマハ株式会社 調律装置
US4233874A (en) * 1978-03-25 1980-11-18 Nippon Gakki Seizo Kabushiki Kaisha Frequency conversion system of tone signal produced by electrically picking up mechanical vibration of musical instrument
US4331060A (en) * 1979-03-28 1982-05-25 Rex Ollie Allen Musical instrument tuning device
US4273023A (en) * 1979-12-26 1981-06-16 Mercer Stanley L Aural pitch recognition teaching device
US4369687A (en) * 1980-06-11 1983-01-25 Meyers Stanley T Pitch sensor
US4688464A (en) * 1986-01-16 1987-08-25 Ivl Technologies Ltd. Pitch detection apparatus
US5388496A (en) * 1993-09-22 1995-02-14 Sabine Musical Manufacturing Company, Inc. Electronic tuning device
WO1995008819A1 (fr) * 1993-09-22 1995-03-30 Sabine Musical Manufacturing Company, Inc. Dispositif d'accord electronique ameliore
JP4706428B2 (ja) * 2005-10-19 2011-06-22 ヤマハ株式会社 調律器

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2751446A (en) * 1953-10-15 1956-06-19 Avco Mfg Corp Automatic gain control circuit for transistor amplifiers
US2958250A (en) * 1955-03-07 1960-11-01 Poehler Horst Albin Musical instrument tuning apparatus
US2924776A (en) * 1955-07-26 1960-02-09 Richard H Peterson Tuner
BE671441A (fr) * 1964-10-28
DE1950684C3 (de) * 1969-10-08 1975-04-30 Wandel U. Goltermann, 7410 Reutlingen Schaltungsanordnung für den Vergleich zweier Frequenzen
US3702370A (en) * 1971-05-19 1972-11-07 John Ray Hallman Jr Digital tone generator system for electronic organ employing a single master oscillator
US3743756A (en) * 1971-08-12 1973-07-03 Philips Corp Method of producing tones of a preferably substantially equal-tempered scale
US3879684A (en) * 1972-05-03 1975-04-22 Inventronics Tuneable UJT oscillator circuit
US3861266A (en) * 1973-05-29 1975-01-21 Ranald Otis Whitaker Musical tuning instrument utilizing digital techniques
US3901120A (en) * 1973-10-11 1975-08-26 John S Youngquist Electronic tuning device for musical instruments

Also Published As

Publication number Publication date
CA1031997A (fr) 1978-05-30
AU8099775A (en) 1976-11-11
JPS5634048B2 (fr) 1981-08-07
JPS50151133A (fr) 1975-12-04
US4019419A (en) 1977-04-26
DE2523076A1 (de) 1975-12-11
FR2272454A1 (fr) 1975-12-19
GB1477254A (en) 1977-06-22

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Legal Events

Date Code Title Description
ST Notification of lapse