JPS51141615A - Automatic tuning apparatus for electronic musical instrument - Google Patents

Automatic tuning apparatus for electronic musical instrument

Info

Publication number
JPS51141615A
JPS51141615A JP50065608A JP6560875A JPS51141615A JP S51141615 A JPS51141615 A JP S51141615A JP 50065608 A JP50065608 A JP 50065608A JP 6560875 A JP6560875 A JP 6560875A JP S51141615 A JPS51141615 A JP S51141615A
Authority
JP
Japan
Prior art keywords
musical instrument
electronic musical
automatic tuning
tuning apparatus
converted
Prior art date
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.)
Granted
Application number
JP50065608A
Other languages
Japanese (ja)
Other versions
JPS5333260B2 (en
Inventor
Nobuaki Kondo
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.)
Kawai Musical Instrument Manufacturing Co Ltd
Original Assignee
Kawai Musical Instrument Manufacturing Co Ltd
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 Kawai Musical Instrument Manufacturing Co Ltd filed Critical Kawai Musical Instrument Manufacturing Co Ltd
Priority to JP50065608A priority Critical patent/JPS51141615A/en
Publication of JPS51141615A publication Critical patent/JPS51141615A/en
Publication of JPS5333260B2 publication Critical patent/JPS5333260B2/ja
Granted legal-status Critical Current

Links

Abstract

PURPOSE: In an apparatus using a voltage control type oscillator, an up-down counter is disposed on the output side of a phase detection circuit, and the counted digital signal is converted D/A for application upon an operational circuit to provide stable frequency oscillation.
COPYRIGHT: (C)1976,JPO&Japio
JP50065608A 1975-05-31 1975-05-31 Automatic tuning apparatus for electronic musical instrument Granted JPS51141615A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50065608A JPS51141615A (en) 1975-05-31 1975-05-31 Automatic tuning apparatus for electronic musical instrument

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50065608A JPS51141615A (en) 1975-05-31 1975-05-31 Automatic tuning apparatus for electronic musical instrument

Publications (2)

Publication Number Publication Date
JPS51141615A true JPS51141615A (en) 1976-12-06
JPS5333260B2 JPS5333260B2 (en) 1978-09-13

Family

ID=13291884

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50065608A Granted JPS51141615A (en) 1975-05-31 1975-05-31 Automatic tuning apparatus for electronic musical instrument

Country Status (1)

Country Link
JP (1) JPS51141615A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59140726A (en) * 1983-01-31 1984-08-13 Nec Corp Frequency synthesizer
KR100476109B1 (en) * 2002-05-21 2005-03-10 학교법인 호서학원 Frequency measuring apparatus for electronic instrument regulator

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59140726A (en) * 1983-01-31 1984-08-13 Nec Corp Frequency synthesizer
KR100476109B1 (en) * 2002-05-21 2005-03-10 학교법인 호서학원 Frequency measuring apparatus for electronic instrument regulator

Also Published As

Publication number Publication date
JPS5333260B2 (en) 1978-09-13

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