JPS5884606U - Automatic recording level adjustment device for tape recorder - Google Patents
Automatic recording level adjustment device for tape recorderInfo
- Publication number
- JPS5884606U JPS5884606U JP17936681U JP17936681U JPS5884606U JP S5884606 U JPS5884606 U JP S5884606U JP 17936681 U JP17936681 U JP 17936681U JP 17936681 U JP17936681 U JP 17936681U JP S5884606 U JPS5884606 U JP S5884606U
- Authority
- JP
- Japan
- Prior art keywords
- potentiometer
- motor
- adjustment device
- level adjustment
- tape recorder
- 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)
- Control Of Amplification And Gain Control (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図は従来の自動録音レベル調整装置を示し、第２図
は第１図のレベル調整回路を示し、そして第３図はこの
考案による自動録音レベル調整装置を示す。
１０・・・・・・ピーク値保持回路、１５・・・・・・
第１のポテンシオメータ、１６・・・・・・モータ、１
７・・・・・・モータ駆動回路、２３．２４・・・・・
・第２のポテンシオメータ、２５・・・・・・モータを
駆動回路から切離するスイッチ。FIG. 1 shows a conventional automatic recording level adjustment device, FIG. 2 shows the level adjustment circuit of FIG. 1, and FIG. 3 shows an automatic recording level adjustment device according to this invention. 10...Peak value holding circuit, 15...
First potentiometer, 16...Motor, 1
7...Motor drive circuit, 23.24...
-Second potentiometer, 25...Switch that disconnects the motor from the drive circuit.
Claims (1)
保持するピーク値保持回路と、ピーク値保持回路の保持
電圧を受ける第１のポテンシオメ゛ −夕と、第１のポ
テンシオメータと機械的に結合されてその摺動端子を駆
動するモータと、第１のポテンシオメータの摺動端子か
らの出力電圧と基準電圧とを受けて、第１のポテンシオ
メータの出力電圧が基準電圧と等しくなるようにモータ
を駆動するモータ駆動回路と、第１のポテンシオメータ
と連動し、かつ入力信号を受けて摺動端子からレベル調
整された入力信号を取出す第２のポテンシオメータと、
モータ駆動回路からモータを切離するためのスイッチと
を具備することを特徴とするテープレコーダの自動録音
レベル調整装置。a peak value holding circuit that detects and holds the peak value of an input signal to be recorded; a first potentiometer that receives a holding voltage of the peak value holding circuit; a motor coupled to drive the sliding terminal thereof and receiving an output voltage from the sliding terminal of the first potentiometer and a reference voltage such that the output voltage of the first potentiometer is equal to the reference voltage; a motor drive circuit that drives the motor; a second potentiometer that operates in conjunction with the first potentiometer and receives the input signal and takes out the level-adjusted input signal from the sliding terminal;
An automatic recording level adjustment device for a tape recorder, comprising a switch for disconnecting a motor from a motor drive circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17936681U JPS5884606U (en) | 1981-12-01 | 1981-12-01 | Automatic recording level adjustment device for tape recorder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17936681U JPS5884606U (en) | 1981-12-01 | 1981-12-01 | Automatic recording level adjustment device for tape recorder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5884606U true JPS5884606U (en) | 1983-06-08 |
| JPS6317069Y2 JPS6317069Y2 (en) | 1988-05-16 |
Family
ID=29974997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17936681U Granted JPS5884606U (en) | 1981-12-01 | 1981-12-01 | Automatic recording level adjustment device for tape recorder |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5884606U (en) |
-
1981
- 1981-12-01 JP JP17936681U patent/JPS5884606U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6317069Y2 (en) | 1988-05-16 |
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