JPS58186619U - Electronic volume control device - Google Patents
Electronic volume control deviceInfo
- Publication number
- JPS58186619U JPS58186619U JP8404882U JP8404882U JPS58186619U JP S58186619 U JPS58186619 U JP S58186619U JP 8404882 U JP8404882 U JP 8404882U JP 8404882 U JP8404882 U JP 8404882U JP S58186619 U JPS58186619 U JP S58186619U
- Authority
- JP
- Japan
- Prior art keywords
- control device
- volume control
- electronic volume
- counter
- electronic
- 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
- Networks Using Active Elements (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図り従来の電子式音量調整装置のブロック図、第2
図は第1図の装置の減衰特性カーブ、第3図はメカニカ
ル式ボリュームの減衰特性カーブ、 −第4図は本考
案の一実施例よりなる電子式音量調整装置のブロック図
および第5図は他の実施例よりなる本考案装置の要部ブ
ロック図である。
2・・・電子式アッテネータ、4・・・カウンタ、5・
・・D/Aコンバータ、6・・・検出回路、7・・・フ
ィルタ。The first diagram is a block diagram of a conventional electronic volume control device, the second diagram is a block diagram of a conventional electronic volume control device.
The figure shows the attenuation characteristic curve of the device shown in FIG. 1, the attenuation characteristic curve of the mechanical volume control device shown in FIG. FIG. 3 is a block diagram of main parts of the device of the present invention according to another embodiment. 2...Electronic attenuator, 4...Counter, 5...
...D/A converter, 6...detection circuit, 7...filter.
Claims (1)
より電子式アッテネータの減衰量を制御す°る電子式音
量調整装置において、前記カウンタの後にカウンタのあ
る設定値を検出する回路を設けるとともに、前記電子式
アッテネータの後にフィルタを設け、設定値検出回路の
信号により該フィルタを動作させるように構成したこと
を特徴とする電子式音量調整装置。In an electronic volume control device that converts a signal from a counter into a DC voltage and then controls the amount of attenuation of an electronic attenuator using the DC voltage, a circuit for detecting a set value of the counter is provided after the counter, and 1. An electronic volume control device, characterized in that a filter is provided after the electronic attenuator, and the filter is operated by a signal from a set value detection circuit.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8404882U JPS58186619U (en) | 1982-06-08 | 1982-06-08 | Electronic volume control device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8404882U JPS58186619U (en) | 1982-06-08 | 1982-06-08 | Electronic volume control device |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS58186619U true JPS58186619U (en) | 1983-12-12 |
JPH0221778Y2 JPH0221778Y2 (en) | 1990-06-12 |
Family
ID=30093016
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8404882U Granted JPS58186619U (en) | 1982-06-08 | 1982-06-08 | Electronic volume control device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS58186619U (en) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5535584A (en) * | 1978-09-06 | 1980-03-12 | Matsushita Electric Ind Co Ltd | Sound volume controller |
-
1982
- 1982-06-08 JP JP8404882U patent/JPS58186619U/en active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5535584A (en) * | 1978-09-06 | 1980-03-12 | Matsushita Electric Ind Co Ltd | Sound volume controller |
Also Published As
Publication number | Publication date |
---|---|
JPH0221778Y2 (en) | 1990-06-12 |
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