JPS5894123U - tape recorder - Google Patents
tape recorderInfo
- Publication number
- JPS5894123U JPS5894123U JP18999681U JP18999681U JPS5894123U JP S5894123 U JPS5894123 U JP S5894123U JP 18999681 U JP18999681 U JP 18999681U JP 18999681 U JP18999681 U JP 18999681U JP S5894123 U JPS5894123 U JP S5894123U
- Authority
- JP
- Japan
- Prior art keywords
- output
- level
- tape recorder
- noise suppression
- suppression 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.)
- Granted
Links
Landscapes
- Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
- Tone Control, Compression And Expansion, Limiting Amplitude (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
第１図は従来のテープレコーダの要部回路図、第２図は
第１図における入力出力特性図、第３図は本考案の一実
施例のテープレコーダの要部回路図である。
２・・・・・・再生アンプ部、３・・・・・・雑音抑圧
回路部、４′・・・・・・スイッチ、６・・・・・・出
力レベル切換部、６５・・・・・・スイッチ。FIG. 1 is a circuit diagram of a main part of a conventional tape recorder, FIG. 2 is an input/output characteristic diagram in FIG. 1, and FIG. 3 is a circuit diagram of a main part of a tape recorder according to an embodiment of the present invention. 2...Reproduction amplifier section, 3...Noise suppression circuit section, 4'...Switch, 6...Output level switching section, 65... ··switch.
Claims (3)
再生信号を伸張して前記圧縮されていた信号を元に戻し
、前記磁気テープの飽和レベルを改善する雑音抑圧回路
部と、複数の出力信号レベルを得る出力レベル切換部と
を具備し、前記出力レベル切換部は、前記雑音抑圧回路
部の出力が入力された場合には、前記雑音抑圧回路部を
介しない再生出力が入力された場合に比べ、出力レベル
が所定の量だけ小さくなるように構成されたことを特徴
とするテープレコーダ。(1) a noise suppression circuit unit that expands a playback signal from a magnetic tape on which an input signal has been compressed and recorded, restores the compressed signal to its original state, and improves the saturation level of the magnetic tape; an output level switching unit that obtains an output signal level, and the output level switching unit is configured to receive a reproduced output that does not go through the noise suppression circuit when the output of the noise suppression circuit is input. 1. A tape recorder characterized in that the output level is lowered by a predetermined amount compared to that of a tape recorder.
利得切換スイッチ部により複数の所定の利得に切換可能
な増幅器を有し、前記利得切換スイッチ部は雑音抑圧回
路部の出力またはこの雑音抑圧回路部を介さない出力の
切換スイッチにより制御されることを特徴とする実用新
案登録請求の範囲第１項記載のテープレコーダ。(2) The output level switching section has a gain switching section and an amplifier that can be switched to a plurality of predetermined gains by the gain switching section, and the gain switching section is configured to output the output of the noise suppression circuit section or suppress this noise. The tape recorder according to claim 1, characterized in that the tape recorder is controlled by an output changeover switch that does not go through a circuit section.
力された場合には、前記雑音抑圧回路部を介さない再生
出力が入力された場合に比べ、飽和レベルの改善量に等
しい量だけ出力レベルが小さくなる設定レベルを有する
ことを特徴とする実用新案登録請求の範囲第１項記載の
テープレコーダ。(3) When the output of the noise suppression circuit section is inputted to the output level switching section, the output level switching section is configured to improve the saturation level by an amount equal to the amount of improvement in the saturation level, compared to when the reproduction output that does not go through the noise suppression circuit section is inputted. The tape recorder according to claim 1, characterized in that the tape recorder has a setting level at which the output level becomes smaller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18999681U JPS5894123U (en) | 1981-12-18 | 1981-12-18 | tape recorder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18999681U JPS5894123U (en) | 1981-12-18 | 1981-12-18 | tape recorder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5894123U true JPS5894123U (en) | 1983-06-25 |
| JPS6241416Y2 JPS6241416Y2 (en) | 1987-10-23 |
Family
ID=30103685
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18999681U Granted JPS5894123U (en) | 1981-12-18 | 1981-12-18 | tape recorder |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5894123U (en) |
-
1981
- 1981-12-18 JP JP18999681U patent/JPS5894123U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6241416Y2 (en) | 1987-10-23 |
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