JPH02820U - - Google Patents

Info

Publication number
JPH02820U
JPH02820U JP7840788U JP7840788U JPH02820U JP H02820 U JPH02820 U JP H02820U JP 7840788 U JP7840788 U JP 7840788U JP 7840788 U JP7840788 U JP 7840788U JP H02820 U JPH02820 U JP H02820U
Authority
JP
Japan
Prior art keywords
movable contact
variable resistors
terminal
ground
audio signal
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.)
Pending
Application number
JP7840788U
Other languages
English (en)
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 JP7840788U priority Critical patent/JPH02820U/ja
Publication of JPH02820U publication Critical patent/JPH02820U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Control Of Amplification And Gain Control (AREA)

Description

【図面の簡単な説明】
図は何れも本考案の一実施例を示すもので、第
1図は回路ブロツク図、第2図a,b及びcは可
変抵抗器の抵抗変化特性及びボリユーム調節対ス
ピーカ出力特性を示す図、第3図a,b及びcは
同じく可変抵抗器の抵抗変化特性及びボリユーム
調節対スピーカ出力特性を示す図である。 1…音声信号出力端子、2及び3…第1及び第
2可変抵抗器、4及び5…トランジスタ及びスイ
ツチ(スイツチ手段)、8及び9…パワーアンプ
及びスピーカ(スピーカ回路)。

Claims (1)

    【実用新案登録請求の範囲】
  1. 音声信号出力端子とアース間に直列に接続され
    た2つの可変抵抗器と、該可変抵抗器の可動接片
    端子を選択的に短絡するスイツチ手段とを有し、
    前記可動接片端子の内、アース側の端子をスピー
    カ回路に接続したことを特徴とする音量調節回路
JP7840788U 1988-06-14 1988-06-14 Pending JPH02820U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7840788U JPH02820U (ja) 1988-06-14 1988-06-14

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7840788U JPH02820U (ja) 1988-06-14 1988-06-14

Publications (1)

Publication Number Publication Date
JPH02820U true JPH02820U (ja) 1990-01-05

Family

ID=31303332

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7840788U Pending JPH02820U (ja) 1988-06-14 1988-06-14

Country Status (1)

Country Link
JP (1) JPH02820U (ja)

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