JPH02140606U - - Google Patents

Info

Publication number
JPH02140606U
JPH02140606U JP4650489U JP4650489U JPH02140606U JP H02140606 U JPH02140606 U JP H02140606U JP 4650489 U JP4650489 U JP 4650489U JP 4650489 U JP4650489 U JP 4650489U JP H02140606 U JPH02140606 U JP H02140606U
Authority
JP
Japan
Prior art keywords
feedback loop
head
positive feedback
head amplifier
circuit
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.)
Pending
Application number
JP4650489U
Other languages
English (en)
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 JP4650489U priority Critical patent/JPH02140606U/ja
Publication of JPH02140606U publication Critical patent/JPH02140606U/ja
Pending legal-status Critical Current

Links

Description

【図面の簡単な説明】
第１図は本考案の一実施例を示す回路ブロツク
図を顕わす。 ７…ヘツドアンプ、１１ｃ…スイツチングトラ
ンジスタ。

Claims (1)

    【実用新案登録請求の範囲】
  1. ヘツド回路の出力を入力するヘツドアンプに負
    帰還ループと正帰還ループとを形成する回路に於
    て、前記正帰還ループ中にスイツチング手段を配
    設することを特徴とするヘツドアンプ特性切換回
    路。
JP4650489U 1989-04-20 1989-04-20 Pending JPH02140606U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4650489U JPH02140606U (ja) 1989-04-20 1989-04-20

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4650489U JPH02140606U (ja) 1989-04-20 1989-04-20

Publications (1)

Publication Number Publication Date
JPH02140606U true JPH02140606U (ja) 1990-11-26

Family

ID=31561641

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4650489U Pending JPH02140606U (ja) 1989-04-20 1989-04-20

Country Status (1)

Country Link
JP (1) JPH02140606U (ja)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6180503A (ja) * 1984-09-26 1986-04-24 Toshiba Corp 再生プリアンプ回路
JPS63102003A (ja) * 1986-10-20 1988-05-06 Hitachi Ltd 磁気記録再生装置
JPS6324706B2 (ja) * 1980-02-07 1988-05-21 Tomy Kogyo Co

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6324706B2 (ja) * 1980-02-07 1988-05-21 Tomy Kogyo Co
JPS6180503A (ja) * 1984-09-26 1986-04-24 Toshiba Corp 再生プリアンプ回路
JPS63102003A (ja) * 1986-10-20 1988-05-06 Hitachi Ltd 磁気記録再生装置

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