JPS57162149A - Recording or reproducing device - Google Patents

Recording or reproducing device

Info

Publication number
JPS57162149A
JPS57162149A JP4695981A JP4695981A JPS57162149A JP S57162149 A JPS57162149 A JP S57162149A JP 4695981 A JP4695981 A JP 4695981A JP 4695981 A JP4695981 A JP 4695981A JP S57162149 A JPS57162149 A JP S57162149A
Authority
JP
Japan
Prior art keywords
circuit
voltage
control
rotating
speed
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
JP4695981A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6243265B2 (enrdf_load_stackoverflow
Inventor
Toru Kusuda
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.)
Teac Corp
Original Assignee
Teac Corp
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 Teac Corp filed Critical Teac Corp
Priority to JP4695981A priority Critical patent/JPS57162149A/ja
Publication of JPS57162149A publication Critical patent/JPS57162149A/ja
Publication of JPS6243265B2 publication Critical patent/JPS6243265B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/20—Driving; Starting; Stopping; Control thereof
    • G11B19/28—Speed controlling, regulating, or indicating

Landscapes

  • Optical Recording Or Reproduction (AREA)
  • Rotational Drive Of Disk (AREA)
  • Control Of Position Or Direction (AREA)
JP4695981A 1981-03-30 1981-03-30 Recording or reproducing device Granted JPS57162149A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4695981A JPS57162149A (en) 1981-03-30 1981-03-30 Recording or reproducing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4695981A JPS57162149A (en) 1981-03-30 1981-03-30 Recording or reproducing device

Publications (2)

Publication Number Publication Date
JPS57162149A true JPS57162149A (en) 1982-10-05
JPS6243265B2 JPS6243265B2 (enrdf_load_stackoverflow) 1987-09-12

Family

ID=12761815

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4695981A Granted JPS57162149A (en) 1981-03-30 1981-03-30 Recording or reproducing device

Country Status (1)

Country Link
JP (1) JPS57162149A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61212179A (ja) * 1985-03-16 1986-09-20 Canon Inc 回転体駆動装置
JPS62177749A (ja) * 1986-01-31 1987-08-04 Canon Inc 記録又は再生装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61212179A (ja) * 1985-03-16 1986-09-20 Canon Inc 回転体駆動装置
JPS62177749A (ja) * 1986-01-31 1987-08-04 Canon Inc 記録又は再生装置

Also Published As

Publication number Publication date
JPS6243265B2 (enrdf_load_stackoverflow) 1987-09-12

Similar Documents

Publication Publication Date Title
GB1379096A (en) Control system for regulating the output speed of dc motors
JPS57198579A (en) Disc reproducing device
GB1369293A (en) Electric motor speed sensing circuit
JPS57162149A (en) Recording or reproducing device
KR840006718A (ko) 자기 재생장치의 서보회로
GB1429558A (en) Video tape recorders
JPS5637853A (en) Tape run driver of vtr
CA1329258C (en) Servo for a rotary head drum of vtr
JPS5641540A (en) Optical recording and reproducing unit
KR900002236B1 (ko) 자기기록 재생장치의 모터 서보회로
JPS594948B2 (ja) モ−タノキドウソウチ
JPS57189347A (en) Information signal recording device
JPS57120269A (en) Disk recording and reproducing device
GB1200584A (en) Reference signal servo system
JPS57191874A (en) Reproducing device
JPS57162890A (en) Information signal recorder
JPS5541582A (en) Speed servo control system
JPS5694547A (en) Revolution number controlling system in reproducing device for information disc
JPS5335918A (en) Speed controller of motor
JPS57183290A (en) Speed controller for dc motor
JPS57186878A (en) Head switching signal forming circuit
KR890004419B1 (ko) 영상신호 기록장치
JPS5327082A (en) Detector for rotating speed of motor
JPS6295701A (ja) 記録又は再生装置
JPS641492A (en) Rotary phase controller