JPS58113871A - 磁気デイスク媒体特性測定装置 - Google Patents

磁気デイスク媒体特性測定装置

Info

Publication number
JPS58113871A
JPS58113871A JP21034081A JP21034081A JPS58113871A JP S58113871 A JPS58113871 A JP S58113871A JP 21034081 A JP21034081 A JP 21034081A JP 21034081 A JP21034081 A JP 21034081A JP S58113871 A JPS58113871 A JP S58113871A
Authority
JP
Japan
Prior art keywords
pass filter
output
signal
characteristic
comparator
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
JP21034081A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6325308B2 (cs
Inventor
Miki Yamamoto
美樹 山本
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.)
NEC Corp
Original Assignee
NEC Corp
Nippon Electric Co 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 NEC Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP21034081A priority Critical patent/JPS58113871A/ja
Publication of JPS58113871A publication Critical patent/JPS58113871A/ja
Publication of JPS6325308B2 publication Critical patent/JPS6325308B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/12—Measuring magnetic properties of articles or specimens of solids or fluids
    • G01R33/1207—Testing individual magnetic storage devices, e.g. records carriers or digital storage elements

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Magnetic Variables (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
JP21034081A 1981-12-28 1981-12-28 磁気デイスク媒体特性測定装置 Granted JPS58113871A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP21034081A JPS58113871A (ja) 1981-12-28 1981-12-28 磁気デイスク媒体特性測定装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP21034081A JPS58113871A (ja) 1981-12-28 1981-12-28 磁気デイスク媒体特性測定装置

Publications (2)

Publication Number Publication Date
JPS58113871A true JPS58113871A (ja) 1983-07-06
JPS6325308B2 JPS6325308B2 (cs) 1988-05-25

Family

ID=16587783

Family Applications (1)

Application Number Title Priority Date Filing Date
JP21034081A Granted JPS58113871A (ja) 1981-12-28 1981-12-28 磁気デイスク媒体特性測定装置

Country Status (1)

Country Link
JP (1) JPS58113871A (cs)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60251521A (ja) * 1984-05-28 1985-12-12 Nec Corp 磁気デイスク板検査装置
JPS62188984A (ja) * 1986-02-14 1987-08-18 Nec Corp 磁気デイスク媒体特性測定装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60251521A (ja) * 1984-05-28 1985-12-12 Nec Corp 磁気デイスク板検査装置
JPS62188984A (ja) * 1986-02-14 1987-08-18 Nec Corp 磁気デイスク媒体特性測定装置

Also Published As

Publication number Publication date
JPS6325308B2 (cs) 1988-05-25

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