JPH0430642B2 - - Google Patents

Info

Publication number
JPH0430642B2
JPH0430642B2 JP59185125A JP18512584A JPH0430642B2 JP H0430642 B2 JPH0430642 B2 JP H0430642B2 JP 59185125 A JP59185125 A JP 59185125A JP 18512584 A JP18512584 A JP 18512584A JP H0430642 B2 JPH0430642 B2 JP H0430642B2
Authority
JP
Japan
Prior art keywords
signal
erase
erasing
magnetic
magnetic disk
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.)
Expired - Lifetime
Application number
JP59185125A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6161203A (ja
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 filed Critical
Priority to JP18512584A priority Critical patent/JPS6161203A/ja
Publication of JPS6161203A publication Critical patent/JPS6161203A/ja
Publication of JPH0430642B2 publication Critical patent/JPH0430642B2/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
    • G11B19/02—Control of operating function, e.g. switching from recording to reproducing
    • G11B19/04—Arrangements for preventing, inhibiting, or warning against double recording on the same blank or against other recording or reproducing malfunctions

Landscapes

  • Digital Magnetic Recording (AREA)
JP18512584A 1984-09-03 1984-09-03 磁気記録再生装置 Granted JPS6161203A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18512584A JPS6161203A (ja) 1984-09-03 1984-09-03 磁気記録再生装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18512584A JPS6161203A (ja) 1984-09-03 1984-09-03 磁気記録再生装置

Publications (2)

Publication Number Publication Date
JPS6161203A JPS6161203A (ja) 1986-03-29
JPH0430642B2 true JPH0430642B2 (de) 1992-05-22

Family

ID=16165302

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18512584A Granted JPS6161203A (ja) 1984-09-03 1984-09-03 磁気記録再生装置

Country Status (1)

Country Link
JP (1) JPS6161203A (de)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3723668A (en) * 1970-03-27 1973-03-27 Ampex Method of erasing signals from magnetic discs using dc pulses which persist for one disc revolution
JPS5359406A (en) * 1976-11-09 1978-05-29 Sony Corp Magnetism erasing device

Also Published As

Publication number Publication date
JPS6161203A (ja) 1986-03-29

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