JPS51122413A - Capstan servo system of magnetic recording playback device - Google Patents

Capstan servo system of magnetic recording playback device

Info

Publication number
JPS51122413A
JPS51122413A JP50047323A JP4732375A JPS51122413A JP S51122413 A JPS51122413 A JP S51122413A JP 50047323 A JP50047323 A JP 50047323A JP 4732375 A JP4732375 A JP 4732375A JP S51122413 A JPS51122413 A JP S51122413A
Authority
JP
Japan
Prior art keywords
magnetic recording
playback device
servo system
recording playback
capstan servo
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
JP50047323A
Other languages
Japanese (ja)
Other versions
JPS5745152B2 (en
Inventor
Yasumasa Fukushima
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.)
Sharp Corp
Original Assignee
Sharp 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 Sharp Corp filed Critical Sharp Corp
Priority to JP50047323A priority Critical patent/JPS51122413A/en
Publication of JPS51122413A publication Critical patent/JPS51122413A/en
Publication of JPS5745152B2 publication Critical patent/JPS5745152B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Control Of Direct Current Motors (AREA)
  • Control Of Velocity Or Acceleration (AREA)
  • Control Of Electric Motors In General (AREA)

Abstract

PURPOSE: In a magnetic recording/playback device wherein a capstan is driven by a DC motor, to servo control the rotation of the DC motor by taking the frequency a commercial power supply as a standard signal.
COPYRIGHT: (C)1976,JPO&Japio
JP50047323A 1975-04-17 1975-04-17 Capstan servo system of magnetic recording playback device Granted JPS51122413A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50047323A JPS51122413A (en) 1975-04-17 1975-04-17 Capstan servo system of magnetic recording playback device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50047323A JPS51122413A (en) 1975-04-17 1975-04-17 Capstan servo system of magnetic recording playback device

Publications (2)

Publication Number Publication Date
JPS51122413A true JPS51122413A (en) 1976-10-26
JPS5745152B2 JPS5745152B2 (en) 1982-09-25

Family

ID=12772047

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50047323A Granted JPS51122413A (en) 1975-04-17 1975-04-17 Capstan servo system of magnetic recording playback device

Country Status (1)

Country Link
JP (1) JPS51122413A (en)

Also Published As

Publication number Publication date
JPS5745152B2 (en) 1982-09-25

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