JPS62142766U - - Google Patents
Info
- Publication number
- JPS62142766U JPS62142766U JP2671586U JP2671586U JPS62142766U JP S62142766 U JPS62142766 U JP S62142766U JP 2671586 U JP2671586 U JP 2671586U JP 2671586 U JP2671586 U JP 2671586U JP S62142766 U JPS62142766 U JP S62142766U
- Authority
- JP
- Japan
- Prior art keywords
- amplifier
- playback
- tape recorder
- output
- reproduction
- 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
Links
- 238000010586 diagram Methods 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
Landscapes
- Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
- Control Of Amplification And Gain Control (AREA)
Description
図は本考案テープレコーダーの概略回路構成図
である。
１…マイクロホン、２…録音アンプ、４…ＡＬ
Ｃ用制御回路、５…ＡＬＣトランジスタ、６…再
生アンプ、１１…制御用トランジスタ。
The figure is a schematic circuit diagram of the tape recorder of the present invention. 1...Microphone, 2...Recording amplifier, 4...AL
C control circuit, 5... ALC transistor, 6... Regeneration amplifier, 11... Control transistor.
Claims (1)
生ヘツド出力を増幅する再生アンプを有するヘツ
ドホン聴取型のテープレコーダーにおいて、前記
録音アンプに接続されたＡＬＣ用制御回路の出力
を前記再生アンプの再生ゲイン制御用トランジス
タのベースに入力するように構成し、再生時に前
記制御回路出力による制御用トランジスタのイン
ピーダンス変化に応じて前記再生アンプの再生ゲ
インを制御するようにしたことを特徴とするテー
プレコーダー。 In a headphone listening type tape recorder that has a recording amplifier that amplifies the microphone input and a playback amplifier that amplifies the playback head output, the output of the ALC control circuit connected to the recording amplifier is connected to the playback gain control transistor of the playback amplifier. 1. A tape recorder, characterized in that the tape recorder is configured to be input to a base, and the reproduction gain of the reproduction amplifier is controlled in accordance with the impedance change of the control transistor caused by the output of the control circuit during reproduction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2671586U JPS62142766U (en) | 1986-02-26 | 1986-02-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2671586U JPS62142766U (en) | 1986-02-26 | 1986-02-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62142766U true JPS62142766U (en) | 1987-09-09 |
Family
ID=30828053
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2671586U Pending JPS62142766U (en) | 1986-02-26 | 1986-02-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62142766U (en) |
-
1986
- 1986-02-26 JP JP2671586U patent/JPS62142766U/ja active Pending
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