JPS53123903A - Detector of end of playing of record players - Google Patents
Detector of end of playing of record playersInfo
- Publication number
- JPS53123903A JPS53123903A JP3924477A JP3924477A JPS53123903A JP S53123903 A JPS53123903 A JP S53123903A JP 3924477 A JP3924477 A JP 3924477A JP 3924477 A JP3924477 A JP 3924477A JP S53123903 A JPS53123903 A JP S53123903A
- Authority
- JP
- Japan
- Prior art keywords
- playing
- detector
- disc face
- record players
- detection signal
- 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: To positively detect the juncture of musics of a disc face and the end of the disc face by outputting the detection signal of the end of the disc face when the output of a music end detection signal based on the reflected light of soundless groove portions continues for a specified time.
COPYRIGHT: (C)1978,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3924477A JPS5914820B2 (en) | 1977-04-04 | 1977-04-04 | Record player performance end detection device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3924477A JPS5914820B2 (en) | 1977-04-04 | 1977-04-04 | Record player performance end detection device |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS53123903A true JPS53123903A (en) | 1978-10-28 |
JPS5914820B2 JPS5914820B2 (en) | 1984-04-06 |
Family
ID=12547710
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3924477A Expired JPS5914820B2 (en) | 1977-04-04 | 1977-04-04 | Record player performance end detection device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5914820B2 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS55165468U (en) * | 1979-05-10 | 1980-11-28 | ||
JPS55169671U (en) * | 1979-05-21 | 1980-12-05 |
-
1977
- 1977-04-04 JP JP3924477A patent/JPS5914820B2/en not_active Expired
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS55165468U (en) * | 1979-05-10 | 1980-11-28 | ||
JPS5839578Y2 (en) * | 1979-05-10 | 1983-09-06 | 日本コロムビア株式会社 | Automatic record player |
JPS55169671U (en) * | 1979-05-21 | 1980-12-05 |
Also Published As
Publication number | Publication date |
---|---|
JPS5914820B2 (en) | 1984-04-06 |
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