JPS5262408A - Revolving object control system in magnetic recording reproducer - Google Patents

Revolving object control system in magnetic recording reproducer

Info

Publication number
JPS5262408A
JPS5262408A JP50138910A JP13891075A JPS5262408A JP S5262408 A JPS5262408 A JP S5262408A JP 50138910 A JP50138910 A JP 50138910A JP 13891075 A JP13891075 A JP 13891075A JP S5262408 A JPS5262408 A JP S5262408A
Authority
JP
Japan
Prior art keywords
control system
magnetic recording
object control
revolving
recording reproducer
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.)
Pending
Application number
JP50138910A
Other languages
Japanese (ja)
Inventor
Tatsuo Mizota
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP50138910A priority Critical patent/JPS5262408A/en
Publication of JPS5262408A publication Critical patent/JPS5262408A/en
Pending legal-status Critical Current

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Abstract

PURPOSE: To eliminate uneven revolution by eliminating frequency fluctuation caused by amplitude modification by making flctuation in input wave form pro produced by uneven machining, eccentricity and the like of a gear plate coupled with a revolving axis driving the revolving magnetic head go through a half-wave rectifier circuit and a differential circuit with setting a phase in operation level of an amplifier at constant.
COPYRIGHT: (C)1977,JPO&Japio
JP50138910A 1975-11-18 1975-11-18 Revolving object control system in magnetic recording reproducer Pending JPS5262408A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50138910A JPS5262408A (en) 1975-11-18 1975-11-18 Revolving object control system in magnetic recording reproducer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50138910A JPS5262408A (en) 1975-11-18 1975-11-18 Revolving object control system in magnetic recording reproducer

Publications (1)

Publication Number Publication Date
JPS5262408A true JPS5262408A (en) 1977-05-23

Family

ID=15232985

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50138910A Pending JPS5262408A (en) 1975-11-18 1975-11-18 Revolving object control system in magnetic recording reproducer

Country Status (1)

Country Link
JP (1) JPS5262408A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04133130U (en) * 1991-05-27 1992-12-10 小松ゼノア株式会社 mowing machine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04133130U (en) * 1991-05-27 1992-12-10 小松ゼノア株式会社 mowing machine

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