JPS6121054U - Tape recorder switching circuit - Google Patents
Tape recorder switching circuitInfo
- Publication number
- JPS6121054U JPS6121054U JP10176884U JP10176884U JPS6121054U JP S6121054 U JPS6121054 U JP S6121054U JP 10176884 U JP10176884 U JP 10176884U JP 10176884 U JP10176884 U JP 10176884U JP S6121054 U JPS6121054 U JP S6121054U
- Authority
- JP
- Japan
- Prior art keywords
- level
- signal
- circuit
- tape recorder
- preamplifier 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
Links
Landscapes
- Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
図は本考案のテープレコーダの切換回録図、第２図及び
第３図は本考案のテープレコーダの切換回路の出力信号
波形図である。
１・・・マイクロフォン端子、２・・・第１レベル切換
スイッチ、７・・・レベル調整用抵抗、８・・・第１録
音再生切換スイッチ、１４・・・磁気ヘッド、１６・・
・第２録音再生切換スイッチ、２１・・・前置増幅回路
、２２・・・第２レベル切換スイッチ、３０・・・電力
増幅回路、３３・・・出力端子。The figure is a switching circuit diagram of the tape recorder of the present invention, and FIGS. 2 and 3 are output signal waveform diagrams of the switching circuit of the tape recorder of the present invention. DESCRIPTION OF SYMBOLS 1... Microphone terminal, 2... First level selection switch, 7... Level adjustment resistor, 8... First recording/playback selection switch, 14... Magnetic head, 16...
- Second recording/playback selector switch, 21... Preamplifier circuit, 22... Second level selector switch, 30... Power amplifier circuit, 33... Output terminal.
Claims (1)
を録音再生切換スイッチにて切換え選択的に前置増幅回
路に加え、該前置増幅回路にて増幅された徳号を電力増
幅回路で増幅するものにおいて、前記マイクロフォンと
前置増幅回路との間に第１のレベル調整用抵抗を有する
第１レベル切換スイッチを接続し、前置増幅回路と電力
増幅回路との間に第２レベル調整用抵抗を有し前記第１
レベル切換スイッチに連動される第２レベル切換スイッ
チを接続し、録音時には第１及び第２レベル切換スイッ
チにて入力信号のレベル調整を行い、再生時には第２レ
ベル切換スイッチで出力信号のレベル調整を行い再生さ
れた信号のレベルが録音されている信号のレベルと一致
させることを特徴とするテープレコーダの切換回路。A signal from a microphone terminal and a signal from a magnetic head are selectively added to a preamplifier circuit by switching between the signal from a microphone terminal and the signal from a magnetic head using a recording/playback switch, and the signal amplified by the preamplifier circuit is amplified by a power amplification circuit. , a first level changeover switch having a first level adjustment resistor is connected between the microphone and the preamplifier circuit, and a second level adjustment resistor is connected between the preamplifier circuit and the power amplifier circuit. The first
A second level selector switch linked to the level selector switch is connected, and the level of the input signal is adjusted using the first and second level selector switches during recording, and the level of the output signal is adjusted using the second level selector switch during playback. A switching circuit for a tape recorder, characterized in that the level of the reproduced signal matches the level of the recorded signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10176884U JPS6121054U (en) | 1984-07-05 | 1984-07-05 | Tape recorder switching circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10176884U JPS6121054U (en) | 1984-07-05 | 1984-07-05 | Tape recorder switching circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6121054U true JPS6121054U (en) | 1986-02-06 |
Family
ID=30661180
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10176884U Pending JPS6121054U (en) | 1984-07-05 | 1984-07-05 | Tape recorder switching circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6121054U (en) |
-
1984
- 1984-07-05 JP JP10176884U patent/JPS6121054U/en active Pending
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