JPS58186619U - Electronic volume control device - Google Patents

Electronic volume control device

Info

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
Application number
JP8404882U
Other languages
Japanese (ja)
Other versions
JPH0221778Y2 (en
Inventor
服部　貞美
Original Assignee
パイオニア株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by パイオニア株式会社 filed Critical パイオニア株式会社
Priority to JP8404882U priority Critical patent/JPS58186619U/en
Publication of JPS58186619U publication Critical patent/JPS58186619U/en
Application granted granted Critical
Publication of JPH0221778Y2 publication Critical patent/JPH0221778Y2/ja
Granted legal-status Critical Current

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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

【図面の簡単な説明】[Brief explanation of drawings]

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)

【実用新案登録請求の範囲】[Scope of utility model registration request] カウンタからの信号を直流電圧に変換後、該直流電圧に
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.
JP8404882U 1982-06-08 1982-06-08 Electronic volume control device Granted JPS58186619U (en)

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)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5535584A (en) * 1978-09-06 1980-03-12 Matsushita Electric Ind Co Ltd Sound volume controller

Patent Citations (1)

* Cited by examiner, † Cited by third party
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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