JPH0370497U - - Google Patents

Info

Publication number
JPH0370497U
JPH0370497U JP13021089U JP13021089U JPH0370497U JP H0370497 U JPH0370497 U JP H0370497U JP 13021089 U JP13021089 U JP 13021089U JP 13021089 U JP13021089 U JP 13021089U JP H0370497 U JPH0370497 U JP H0370497U
Authority
JP
Japan
Prior art keywords
right channel
bass
signal
amplifier
power amplifier
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
JP13021089U
Other languages
Japanese (ja)
Other versions
JP2544234Y2 (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 JP13021089U priority Critical patent/JP2544234Y2/en
Publication of JPH0370497U publication Critical patent/JPH0370497U/ja
Application granted granted Critical
Publication of JP2544234Y2 publication Critical patent/JP2544234Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Description

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

第１図は本考案の一実施例を示す回路ブロツク
図、第２図は第１図のリミツタ回路部分の一例を
示す回路図である。 主な図番の説明、３，６，１２……パワーアン
プ、４，８……リミツタ回路、１１……ローパス
フイルタ、１３……ミユーテイングトランジスタ
、２１，２４……リミツタ部、２７……スイツチ
。 FIG. 1 is a circuit block diagram showing one embodiment of the present invention, and FIG. 2 is a circuit diagram showing an example of the limiter circuit portion of FIG. 1. Explanation of main drawing numbers, 3, 6, 12...Power amplifier, 4, 8...Limiter circuit, 11...Low pass filter, 13...Mutting transistor, 21 , 24 ...Limiter section, 27...Switch .

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 左及び右チヤンネルスピーカをそれぞれステレ
オ信号の左及び右チヤンネル信号のそれぞれに応
じて駆動する左及び右チヤンネルパワーアンプを
備えるとともに、低音用スピーカを前記左及び右
チヤンネル信号の混合信号に応じて駆動する低音
用パワーアンプを備える３Ｄ方式の音響増幅器に
おいて、前記低音用パワーアンプに入力される信
号を選択的に遮断する為のスイツチ素子と、前記
左及び右チヤンネルパワーアンプのそれぞれの電
力増幅部に入力される信号を制限し、選択的に作
動されるリミツタ回路とを備え、前記低音用パワ
ーアンプに信号が入力される状態にした際に前記
リミツタ回路を作動させる様にしたことを特徴と
する３Ｄ方式の音響増幅器。 Left and right channel power amplifiers are provided that drive left and right channel speakers in accordance with left and right channel signals of the stereo signal, respectively, and a bass speaker is driven in accordance with a mixed signal of the left and right channel signals. In a 3D sound amplifier equipped with a bass power amplifier, a switch element for selectively blocking a signal input to the bass power amplifier, and a power amplifying section for each of the left and right channel power amplifiers. and a limiter circuit that is selectively activated to limit the signal transmitted to the bass power amplifier, and the limiter circuit is activated when a signal is input to the bass power amplifier. system acoustic amplifier.
JP13021089U 1989-11-08 1989-11-08 3D acoustic amplifier Expired - Lifetime JP2544234Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13021089U JP2544234Y2 (en) 1989-11-08 1989-11-08 3D acoustic amplifier

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13021089U JP2544234Y2 (en) 1989-11-08 1989-11-08 3D acoustic amplifier

Publications (2)

Publication Number Publication Date
JPH0370497U true JPH0370497U (en) 1991-07-15
JP2544234Y2 JP2544234Y2 (en) 1997-08-13

Family

ID=31677799

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13021089U Expired - Lifetime JP2544234Y2 (en) 1989-11-08 1989-11-08 3D acoustic amplifier

Country Status (1)

Country Link
JP (1) JP2544234Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7624413B2 (en) 2001-05-29 2009-11-24 Sanyo Electric Co., Ltd. Digital broadcasting receiver

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7624413B2 (en) 2001-05-29 2009-11-24 Sanyo Electric Co., Ltd. Digital broadcasting receiver

Also Published As

Publication number Publication date
JP2544234Y2 (en) 1997-08-13

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