JPH0260903U - - Google Patents

Info

Publication number
JPH0260903U
JPH0260903U JP13750088U JP13750088U JPH0260903U JP H0260903 U JPH0260903 U JP H0260903U JP 13750088 U JP13750088 U JP 13750088U JP 13750088 U JP13750088 U JP 13750088U JP H0260903 U JPH0260903 U JP H0260903U
Authority
JP
Japan
Prior art keywords
differential amplifier
supplied
power supply
operating current
power
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
JP13750088U
Other languages
English (en)
Other versions
JPH075521Y2 (ja
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 JP13750088U priority Critical patent/JPH075521Y2/ja
Publication of JPH0260903U publication Critical patent/JPH0260903U/ja
Application granted granted Critical
Publication of JPH075521Y2 publication Critical patent/JPH075521Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Amplifiers (AREA)

Description

【図面の簡単な説明】
第１図はこの考案のテーププレーヤの前置増幅
器の実施例を示す回路図、第２図は第１図に示し
たテーププレーヤの前置増幅器の電源遮断時の動
作を示す図、第３図は従来のテーププレーヤの前
置増幅器を示す回路図である。 ２……磁気ヘツド、４……差動増幅器、１８…
…スイツチ回路。

Claims (1)

  1. 【実用新案登録請求の範囲】 磁気ヘツドに直結されてその再生信号を増幅す
    る差動増幅器と、 電源供給時、定電流源によつて発生させた動作
    電流を前記差動増幅器に供給するとともに、電源
    遮断時、電源電圧が特定電圧に低下した際、前記
    差動増幅器に対する前記動作電流の供給を遮断す
    るスイツチ回路とを備えたテーププレーヤの前置
    増幅器。
JP13750088U 1988-10-21 1988-10-21 テーププレーヤ Expired - Lifetime JPH075521Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13750088U JPH075521Y2 (ja) 1988-10-21 1988-10-21 テーププレーヤ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13750088U JPH075521Y2 (ja) 1988-10-21 1988-10-21 テーププレーヤ

Publications (2)

Publication Number Publication Date
JPH0260903U true JPH0260903U (ja) 1990-05-07
JPH075521Y2 JPH075521Y2 (ja) 1995-02-08

Family

ID=31398978

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13750088U Expired - Lifetime JPH075521Y2 (ja) 1988-10-21 1988-10-21 テーププレーヤ

Country Status (1)

Country Link
JP (1) JPH075521Y2 (ja)

Also Published As

Publication number Publication date
JPH075521Y2 (ja) 1995-02-08

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