JPS6193018U - - Google Patents

Info

Publication number
JPS6193018U
JPS6193018U JP17741984U JP17741984U JPS6193018U JP S6193018 U JPS6193018 U JP S6193018U JP 17741984 U JP17741984 U JP 17741984U JP 17741984 U JP17741984 U JP 17741984U JP S6193018 U JPS6193018 U JP S6193018U
Authority
JP
Japan
Prior art keywords
circuit
key input
smoothing circuit
processor
output
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
JP17741984U
Other languages
English (en)
Other versions
JPH0314814Y2 (ja
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 filed Critical
Priority to JP1984177419U priority Critical patent/JPH0314814Y2/ja
Publication of JPS6193018U publication Critical patent/JPS6193018U/ja
Application granted granted Critical
Publication of JPH0314814Y2 publication Critical patent/JPH0314814Y2/ja
Expired legal-status Critical Current

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  • Control Of Amplification And Gain Control (AREA)

Description

【図面の簡単な説明】
第１図はこの考案の実施例である音量制御回路
の回路図、第２図は従来の音量制御回路を示す回
路図である。 １…音量制御プロセツサ、２，３，４…キー入
力端子、１０，１２…抵抗、１１，１３…コンデ
ンサ、１５…音量回路、１９…定電圧ダイオード
、２０…ダイオード。なお、図中、同一符号は同
一または相当部分を示す。

Claims (1)

    【実用新案登録請求の範囲】
  1. 複数のキー入力端子を有し各キー入力に応じて
    所定の信号を出力するプロセツサと、このプロセ
    ツサの出力を平滑する平滑回路と、この平滑回路
    の出力にもとづいて音量等を増減する回路と、上
    記複数のキー入力端子のうち特定の入力端子に信
    号が入力されたときのみ上記平滑回路の充電電荷
    の放電経路を形成する放電回路とを備えたことを
    特徴とする音量等の制御回路。
JP1984177419U 1984-11-20 1984-11-20 Expired JPH0314814Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1984177419U JPH0314814Y2 (ja) 1984-11-20 1984-11-20

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1984177419U JPH0314814Y2 (ja) 1984-11-20 1984-11-20

Publications (2)

Publication Number Publication Date
JPS6193018U true JPS6193018U (ja) 1986-06-16
JPH0314814Y2 JPH0314814Y2 (ja) 1991-04-02

Family

ID=30734987

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1984177419U Expired JPH0314814Y2 (ja) 1984-11-20 1984-11-20

Country Status (1)

Country Link
JP (1) JPH0314814Y2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61158722U (ja) * 1985-03-20 1986-10-01

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59172817A (ja) * 1983-03-19 1984-09-29 Matsushita Electric Ind Co Ltd 音量制御回路

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59172817A (ja) * 1983-03-19 1984-09-29 Matsushita Electric Ind Co Ltd 音量制御回路

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61158722U (ja) * 1985-03-20 1986-10-01

Also Published As

Publication number Publication date
JPH0314814Y2 (ja) 1991-04-02

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