JPS51141615A - Automatic tuning apparatus for electronic musical instrument - Google Patents
Automatic tuning apparatus for electronic musical instrumentInfo
- 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
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
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)
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 |
-
1975
- 1975-05-31 JP JP50065608A patent/JPS51141615A/en active Granted
Cited By (2)
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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