JPH03107814U - - Google Patents
Info
- Publication number
- JPH03107814U JPH03107814U JP1710390U JP1710390U JPH03107814U JP H03107814 U JPH03107814 U JP H03107814U JP 1710390 U JP1710390 U JP 1710390U JP 1710390 U JP1710390 U JP 1710390U JP H03107814 U JPH03107814 U JP H03107814U
- Authority
- JP
- Japan
- Prior art keywords
- potentiometer
- state
- changeover switch
- movable element
- voltage
- 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
- 230000005236 sound signal Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Control Of Amplification And Gain Control (AREA)
- Electric Clocks (AREA)
- Electromechanical Clocks (AREA)
Description
第１図はこの考案の一実施例を示す回路図、第
２図および第３図はそれぞれ従来例を示す回路図
である。
１……チユーナ、３，５……切換スイツチ、４
……ポテンシヨメータ、６……パワーアンプ、８
……コントローラ、９……メモリ、１０……タイ
マ、１１……モータドライブ回路、１２……モー
タ。
FIG. 1 is a circuit diagram showing one embodiment of this invention, and FIGS. 2 and 3 are circuit diagrams showing conventional examples, respectively. 1... Tuner, 3, 5... Changeover switch, 4
...Potentiometer, 6...Power amplifier, 8
... Controller, 9 ... Memory, 10 ... Timer, 11 ... Motor drive circuit, 12 ... Motor.
Claims (1)
ータと、 上記ポテンシヨメータに対して、通常状態では
音声信号を与え、設定状態では直流電圧を与える
第１の切換スイツチと、 この第１の切換スイツチと連動され、その通常
状態で上記ポテンシヨメータの可動子からの出力
を増幅器に与えるように切り換えられる第２の切
換スイツチと、 第１および第２の切換スイツチの上記設定状態
において、上記第２の切換スイツチから上記ポテ
ンシヨメータの可動子に得られた電圧が入力され
、これをセツト電圧として記憶する記憶装置と、 タイマオン時に、上記第１および第２の切換ス
イツチを設定状態に切り換え、この状態で上記ポ
テンシヨメータの可動子に得られる電圧と上記記
憶装置に記憶されているセツト電圧とが一致する
まで上記モータを回転制御し、この回転が終了し
たとき上記第１および第２の切換スイツチを通常
状態に切り換えるようにしたコントローラとを有
してなることを特徴とする音量調整装置。[Claims for Utility Model Registration] A motor for moving the position of a movable element of a potentiometer; and a first changeover switch that provides an audio signal in a normal state and a DC voltage in a set state to the potentiometer; , a second changeover switch that is interlocked with the first changeover switch and is switched in its normal state to provide the output from the mover of the potentiometer to the amplifier; and the first and second changeover switches. In the setting state, the voltage obtained from the second changeover switch is input to the movable element of the potentiometer, and a storage device stores this as a set voltage; is switched to the setting state, and in this state, the rotation of the motor is controlled until the voltage obtained at the movable element of the potentiometer matches the set voltage stored in the storage device, and when this rotation is completed, the above A volume adjustment device comprising: a controller configured to switch the first and second changeover switches to a normal state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990017103U JP2513856Y2 (en) | 1990-02-22 | 1990-02-22 | Volume control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990017103U JP2513856Y2 (en) | 1990-02-22 | 1990-02-22 | Volume control device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03107814U true JPH03107814U (en) | 1991-11-06 |
| JP2513856Y2 JP2513856Y2 (en) | 1996-10-09 |
Family
ID=31520335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990017103U Expired - Fee Related JP2513856Y2 (en) | 1990-02-22 | 1990-02-22 | Volume control device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2513856Y2 (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61163427U (en) * | 1985-03-30 | 1986-10-09 | ||
| JPH0170416U (en) * | 1987-10-27 | 1989-05-10 |
-
1990
- 1990-02-22 JP JP1990017103U patent/JP2513856Y2/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61163427U (en) * | 1985-03-30 | 1986-10-09 | ||
| JPH0170416U (en) * | 1987-10-27 | 1989-05-10 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2513856Y2 (en) | 1996-10-09 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |