JPS63105904U - - Google Patents

Info

Publication number
JPS63105904U
JPS63105904U JP20102386U JP20102386U JPS63105904U JP S63105904 U JPS63105904 U JP S63105904U JP 20102386 U JP20102386 U JP 20102386U JP 20102386 U JP20102386 U JP 20102386U JP S63105904 U JPS63105904 U JP S63105904U
Authority
JP
Japan
Prior art keywords
bias current
capacitor
oscillation circuit
resistor
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
JP20102386U
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 JP20102386U priority Critical patent/JPS63105904U/ja
Publication of JPS63105904U publication Critical patent/JPS63105904U/ja
Pending legal-status Critical Current

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Description

【図面の簡単な説明】
図は本考案のテープレコーダのバイアス回路図
である。 1……バイアス電流発振回路、2……切換スイ
ツチ、5……コンデンサ、6……抵抗、8……録
音ヘツド、11……録音増幅回路。

Claims (1)

    【実用新案登録請求の範囲】
  1. ラジオ受信機を内蔵したテープレコーダにおい
    て、録音ヘツドに供給されるバイアス電流を発振
    するバイアス電流発振回路と、切換スイツチにて
    切換えられ前記バイアス電流発振回路に選択的に
    接続され発振周波数を低下させるコンデンサと、
    該コンデンサに並列接続された抵抗とを設け、前
    記切換スイツチを切換えバイアス電流発振回路に
    コンデンサを接続し発振周波数を低下したときに
    、前記録音ヘツドに供給されるバイアス電流の大
    きさが変化しないように前記抵抗の抵抗値を設定
    したことを特徴とするテープレコーダのバイアス
    回路。
JP20102386U 1986-12-27 1986-12-27 Pending JPS63105904U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP20102386U JPS63105904U (ja) 1986-12-27 1986-12-27

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP20102386U JPS63105904U (ja) 1986-12-27 1986-12-27

Publications (1)

Publication Number Publication Date
JPS63105904U true JPS63105904U (ja) 1988-07-08

Family

ID=31164088

Family Applications (1)

Application Number Title Priority Date Filing Date
JP20102386U Pending JPS63105904U (ja) 1986-12-27 1986-12-27

Country Status (1)

Country Link
JP (1) JPS63105904U (ja)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5740126B2 (ja) * 1976-09-20 1982-08-25

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5740126B2 (ja) * 1976-09-20 1982-08-25

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