JPH0212079B2 - - Google Patents

Info

Publication number
JPH0212079B2
JPH0212079B2 JP15719481A JP15719481A JPH0212079B2 JP H0212079 B2 JPH0212079 B2 JP H0212079B2 JP 15719481 A JP15719481 A JP 15719481A JP 15719481 A JP15719481 A JP 15719481A JP H0212079 B2 JPH0212079 B2 JP H0212079B2
Authority
JP
Japan
Prior art keywords
circuit
degaussing
cartridge
current
time
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
Application number
JP15719481A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5857892A (ja
Inventor
Fumio Oohashi
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.)
RATSUKUSU KK
Original Assignee
RATSUKUSU KK
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 RATSUKUSU KK filed Critical RATSUKUSU KK
Priority to JP15719481A priority Critical patent/JPS5857892A/ja
Publication of JPS5857892A publication Critical patent/JPS5857892A/ja
Publication of JPH0212079B2 publication Critical patent/JPH0212079B2/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
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/02—Recording, reproducing, or erasing methods; Read, write or erase circuits therefor
    • G11B5/024—Erasing
JP15719481A 1981-10-01 1981-10-01 カ−トリツジの消磁操作を自動的に行う低周波増巾器 Granted JPS5857892A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15719481A JPS5857892A (ja) 1981-10-01 1981-10-01 カ−トリツジの消磁操作を自動的に行う低周波増巾器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15719481A JPS5857892A (ja) 1981-10-01 1981-10-01 カ−トリツジの消磁操作を自動的に行う低周波増巾器

Publications (2)

Publication Number Publication Date
JPS5857892A JPS5857892A (ja) 1983-04-06
JPH0212079B2 true JPH0212079B2 (Sortimente) 1990-03-16

Family

ID=15644249

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15719481A Granted JPS5857892A (ja) 1981-10-01 1981-10-01 カ−トリツジの消磁操作を自動的に行う低周波増巾器

Country Status (1)

Country Link
JP (1) JPS5857892A (Sortimente)

Also Published As

Publication number Publication date
JPS5857892A (ja) 1983-04-06

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