JPS6133208U - Magnetic head polarity discrimination device - Google Patents

Magnetic head polarity discrimination device

Info

Publication number
JPS6133208U
JPS6133208U JP11339984U JP11339984U JPS6133208U JP S6133208 U JPS6133208 U JP S6133208U JP 11339984 U JP11339984 U JP 11339984U JP 11339984 U JP11339984 U JP 11339984U JP S6133208 U JPS6133208 U JP S6133208U
Authority
JP
Japan
Prior art keywords
circuit
output
magnetic head
pulse shaping
discrimination device
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
JP11339984U
Other languages
Japanese (ja)
Other versions
JPH0648564Y2 (en
Inventor
広志 松山
哲男 吉田
Original Assignee
株式会社トーキン
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 株式会社トーキン filed Critical 株式会社トーキン
Priority to JP1984113399U priority Critical patent/JPH0648564Y2/en
Publication of JPS6133208U publication Critical patent/JPS6133208U/en
Application granted granted Critical
Publication of JPH0648564Y2 publication Critical patent/JPH0648564Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案による磁気ヘッド極性判別装置の一実施
例のブロック図、第２図は同実施例の動作を説明するた
めの各部の波形図である。 １１・・・磁気ヘッド、１２・・・検出プローブ、１３
・・・発振回路、１５．１５’・・・パルス整形回路、
１６・・・論理積回路、１７・・・整流回路。FIG. 1 is a block diagram of an embodiment of a magnetic head polarity discriminating device according to the present invention, and FIG. 2 is a waveform chart of various parts for explaining the operation of the embodiment. 11... Magnetic head, 12... Detection probe, 13
...Oscillation circuit, 15.15'...Pulse shaping circuit,
16... AND circuit, 17... Rectifier circuit.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 磁気ヘッドに正弦波電圧を印加する手段と、磁気コアに
巻線を施した検出プローブと、前記磁気ヘッドに印加し
た電圧を増幅するための第一の増幅回路と、前記第一の
増幅回路の出力を一定レベルでスライスする第一のパル
ス整形回路と、前記検出プローブによる検出電圧を増幅
するための第二の増幅回路と、前記第二の増幅回路の出
力をスラストする第二のパルス整形回路と、前記第一及
び第二のパルス整形回路の出力の論理積を得る論理積回
路と、前記論理積回路の出力を整流する整流回路と、前
記整流回路の出力を基準電圧と比較するコンパレータ回
路と、前記コンパレータ回路の出力を表示する表示回路
とを含むことを特徴とする磁気ヘッド極性判別装置。means for applying a sinusoidal voltage to the magnetic head; a detection probe having a magnetic core wound with a wire; a first amplification circuit for amplifying the voltage applied to the magnetic head; A first pulse shaping circuit that slices the output at a constant level, a second amplifier circuit that amplifies the voltage detected by the detection probe, and a second pulse shaping circuit that thrusts the output of the second amplifier circuit. an AND circuit that obtains an AND of the outputs of the first and second pulse shaping circuits, a rectifier circuit that rectifies the output of the AND circuit, and a comparator circuit that compares the output of the rectifier circuit with a reference voltage. and a display circuit that displays the output of the comparator circuit.
JP1984113399U 1984-07-27 1984-07-27 Magnetic head polarity discrimination device Expired - Lifetime JPH0648564Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1984113399U JPH0648564Y2 (en) 1984-07-27 1984-07-27 Magnetic head polarity discrimination device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1984113399U JPH0648564Y2 (en) 1984-07-27 1984-07-27 Magnetic head polarity discrimination device

Publications (2)

Publication Number Publication Date
JPS6133208U true JPS6133208U (en) 1986-02-28
JPH0648564Y2 JPH0648564Y2 (en) 1994-12-12

Family

ID=30672432

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1984113399U Expired - Lifetime JPH0648564Y2 (en) 1984-07-27 1984-07-27 Magnetic head polarity discrimination device

Country Status (1)

Country Link
JP (1) JPH0648564Y2 (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5165904A (en) * 1974-12-04 1976-06-08 Fujitsu Ltd JIKIHETSUDONOKYOKUSEIHANTEISOCHI

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5165904A (en) * 1974-12-04 1976-06-08 Fujitsu Ltd JIKIHETSUDONOKYOKUSEIHANTEISOCHI

Also Published As

Publication number Publication date
JPH0648564Y2 (en) 1994-12-12

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