JPS53123903A - Detector of end of playing of record players - Google Patents

Detector of end of playing of record players

Info

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
Application number
JP3924477A
Other languages
Japanese (ja)
Other versions
JPS5914820B2 (en
Inventor
Akira Nagano
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.)
Omron Corp
Original Assignee
Omron Tateisi Electronics 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.)
Filing date
Publication date
Application filed by Omron Tateisi Electronics Co filed Critical Omron Tateisi Electronics Co
Priority to JP3924477A priority Critical patent/JPS5914820B2/en
Publication of JPS53123903A publication Critical patent/JPS53123903A/en
Publication of JPS5914820B2 publication Critical patent/JPS5914820B2/en
Expired legal-status Critical Current

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
JP3924477A 1977-04-04 1977-04-04 Record player performance end detection device Expired JPS5914820B2 (en)

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)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55165468U (en) * 1979-05-10 1980-11-28
JPS55169671U (en) * 1979-05-21 1980-12-05

Cited By (3)

* Cited by examiner, † Cited by third party
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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