JPS59114698U - speaker device - Google Patents

speaker device

Info

Publication number
JPS59114698U
JPS59114698U JP748283U JP748283U JPS59114698U JP S59114698 U JPS59114698 U JP S59114698U JP 748283 U JP748283 U JP 748283U JP 748283 U JP748283 U JP 748283U JP S59114698 U JPS59114698 U JP S59114698U
Authority
JP
Japan
Prior art keywords
terminal
changeover switch
signal
channel
use position
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
JP748283U
Other languages
Japanese (ja)
Inventor
成沢 嘉員
Original Assignee
三洋電機株式会社
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 三洋電機株式会社 filed Critical 三洋電機株式会社
Priority to JP748283U priority Critical patent/JPS59114698U/en
Publication of JPS59114698U publication Critical patent/JPS59114698U/en
Pending legal-status Critical Current

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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 the drawing]

図示した回路は本考案のスピーカー装置の一実施例であ
る。 主な図番の説明、1・・・第1入力端子、2・・・位相
反転回路、3・・・第1増幅回路、4・・・第2入力端
子、5・・・第2増幅回路、6・・・第1切換スイツチ
、7・・・第2切換スイツチ、8・・・第3切換スイツ
チ、9・・・第1チヤンネル用スピーカー、10・・・
第2チヤンネル用スピーカー、11・・・補助スピーカ
ー。
The illustrated circuit is one embodiment of the speaker device of the present invention. Explanation of main drawing numbers, 1...first input terminal, 2...phase inversion circuit, 3...first amplifier circuit, 4...second input terminal, 5...second amplifier circuit , 6... First changeover switch, 7... Second changeover switch, 8... Third changeover switch, 9... First channel speaker, 10...
2nd channel speaker, 11... auxiliary speaker.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 第1のチャンネルの信号が印加される第1入力端子、第
2のチャンネルの信号が印加される第2入力端子、前記
第1入力端子に印加された信号が入力されると共に該信
号を増幅する第1増幅回路と、前記第2入力端子に印加
された信号が入力されると共に該信号を増幅し且つ前記
第1チヤンネルに対して位相が反転した信号を出力する
第2増幅回路と、第1の使用位置と第2の使用位置に切
換えられると共に連動して切換えられる第1、第2及び
第3の切換スイッチと、前記切換スイッチが第1の使用
位置にあるとき前記第1切換スイツチにより第1端子が
前記第1入力端子に接続されると共に第2端子が前記第
2切換スイツチにより接地される第1チヤンネル用スピ
ーカート、前記切換スイッチが第1の使用位置にあると
き前記第3切換スイツチにより第1端子が前記第2入力
端子に接続されると共に第2端子が接地されている第2
チヤンネル用スピーカーと、第1端子が前記第2チヤン
ネル用スピーカーの第1端子に接続されていると共に第
2端子が前記第1チヤンネル用スヒーカーの第2端子に
接続されている補助スピーカーとより成り、前記切換ス
イッチが第2の使用位置にあるとき前記第1チヤンネル
用スピーカーの第1端子を前記第1切換スイツチにて接
地すると共に第2端子を前記第2切換スイツチにて前記
第1増幅回路の出力端子に接続し、且つ前記第2チヤン
ネル用スピーカーの第1端子を前記第3切換スイツチに
て前記第2増幅回路の出力端子に接続するようにしたこ
とを特徴とするスピーカー装置。
a first input terminal to which a first channel signal is applied; a second input terminal to which a second channel signal is applied; a signal applied to the first input terminal is input and the signal is amplified; a first amplifier circuit; a second amplifier circuit that receives a signal applied to the second input terminal, amplifies the signal, and outputs a signal whose phase is inverted with respect to the first channel; first, second, and third changeover switches that are switched between a use position and a second use position and are switched in conjunction with each other, and when the changeover switch is in the first use position, the first changeover switch a first channel speaker circuit having one terminal connected to the first input terminal and a second terminal being grounded by the second changeover switch; and when the changeover switch is in a first use position, the third changeover switch a second terminal whose first terminal is connected to the second input terminal and whose second terminal is grounded;
comprising a channel speaker and an auxiliary speaker whose first terminal is connected to the first terminal of the second channel speaker and whose second terminal is connected to the second terminal of the first channel speaker; When the changeover switch is in the second use position, the first terminal of the first channel speaker is grounded by the first changeover switch, and the second terminal of the first amplifier circuit is grounded by the second changeover switch. and a first terminal of the second channel speaker is connected to the output terminal of the second amplifier circuit by the third changeover switch.
JP748283U 1983-01-21 1983-01-21 speaker device Pending JPS59114698U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP748283U JPS59114698U (en) 1983-01-21 1983-01-21 speaker device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP748283U JPS59114698U (en) 1983-01-21 1983-01-21 speaker device

Publications (1)

Publication Number Publication Date
JPS59114698U true JPS59114698U (en) 1984-08-02

Family

ID=30139009

Family Applications (1)

Application Number Title Priority Date Filing Date
JP748283U Pending JPS59114698U (en) 1983-01-21 1983-01-21 speaker device

Country Status (1)

Country Link
JP (1) JPS59114698U (en)

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