JPS55125527A - Magnetic head demagnetizing unit - Google Patents

Magnetic head demagnetizing unit

Info

Publication number
JPS55125527A
JPS55125527A JP3289379A JP3289379A JPS55125527A JP S55125527 A JPS55125527 A JP S55125527A JP 3289379 A JP3289379 A JP 3289379A JP 3289379 A JP3289379 A JP 3289379A JP S55125527 A JPS55125527 A JP S55125527A
Authority
JP
Japan
Prior art keywords
head
demagnetizing
circuit
swiftly
stereo
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
JP3289379A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6214882B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
Inventor
Tadanobu Okuda
Katsuaki Shitama
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.)
Maxell Ltd
Original Assignee
Hitachi Maxell 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 Hitachi Maxell Ltd filed Critical Hitachi Maxell Ltd
Priority to JP3289379A priority Critical patent/JPS55125527A/ja
Publication of JPS55125527A publication Critical patent/JPS55125527A/ja
Publication of JPS6214882B2 publication Critical patent/JPS6214882B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Recording Or Reproducing By Magnetic Means (AREA)
  • Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
JP3289379A 1979-03-20 1979-03-20 Magnetic head demagnetizing unit Granted JPS55125527A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3289379A JPS55125527A (en) 1979-03-20 1979-03-20 Magnetic head demagnetizing unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3289379A JPS55125527A (en) 1979-03-20 1979-03-20 Magnetic head demagnetizing unit

Publications (2)

Publication Number Publication Date
JPS55125527A true JPS55125527A (en) 1980-09-27
JPS6214882B2 JPS6214882B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1987-04-04

Family

ID=12371558

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3289379A Granted JPS55125527A (en) 1979-03-20 1979-03-20 Magnetic head demagnetizing unit

Country Status (1)

Country Link
JP (1) JPS55125527A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007040814A (ja) * 2005-08-03 2007-02-15 Matsushita Electric Ind Co Ltd 吸光度測定用センサ及び吸光度測定方法
US7411753B2 (en) 2004-08-31 2008-08-12 Kabushiki Kaisha Toshiba Method and apparatus for magnetization test of write head in a disk drive

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63188209A (ja) * 1987-01-30 1988-08-03 Nec Home Electronics Ltd 位置入力装置
JPH0221885U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1988-07-12 1990-02-14

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7411753B2 (en) 2004-08-31 2008-08-12 Kabushiki Kaisha Toshiba Method and apparatus for magnetization test of write head in a disk drive
JP2007040814A (ja) * 2005-08-03 2007-02-15 Matsushita Electric Ind Co Ltd 吸光度測定用センサ及び吸光度測定方法

Also Published As

Publication number Publication date
JPS6214882B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1987-04-04

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