JPS6047316U - Amplifier - Google Patents
AmplifierInfo
- Publication number
- JPS6047316U JPS6047316U JP14074783U JP14074783U JPS6047316U JP S6047316 U JPS6047316 U JP S6047316U JP 14074783 U JP14074783 U JP 14074783U JP 14074783 U JP14074783 U JP 14074783U JP S6047316 U JPS6047316 U JP S6047316U
- Authority
- JP
- Japan
- Prior art keywords
- state
- amplifier
- outputs
- separated
- output terminal
- 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
Links
Landscapes
- Amplifiers (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
第1図は本考案による増幅装置の一実施例を示す結線図
、第2図は第1図に示した増幅装置の制御回路を示す結
線図である。
2.5・・・・・・第1及び第2の増幅器、3・・・・
・・反転増幅器、4,6,7,9・・・・・・選択スイ
ッチ、12.18・・・・・・選択制御スイッチ。FIG. 1 is a wiring diagram showing an embodiment of an amplifier according to the present invention, and FIG. 2 is a wiring diagram showing a control circuit of the amplifier shown in FIG. 2.5...first and second amplifiers, 3...
...Inverting amplifier, 4,6,7,9...Selection switch, 12.18...Selection control switch.
Claims (1)
入力端子を共通にして出力同志を同相で結合する第1の
状態と逆相で分離する第2の状態と、上記各入力端子を
分離して出力同志を同相で分離する第3の状態とのいず
れb)を選択する選択手段と、少くとも上記第1の増幅
器の出力を第1の外部出力端子に接続するミューティン
グスイッチと、第2の外部出力端子を上記第1の状態に
おいては接地し、上記第2及び第3の状態においては上
記第2の増幅器の出力に接続するように上記選択手段と
連動して切換える切換手段とを具備し、上記切換手段は
上記ミューティングスイッチの開放時に上記第2の外部
出力端子を接地するようにしたことを特徴とする増幅装
置。a first state in which the input terminals of the first and second amplifiers are common and their outputs are coupled in the same phase; and a second state in which the outputs are separated in opposite phase; selection means for selecting either b) of a third state in which the input terminals are separated and the outputs are separated in phase, and muting for connecting at least the output of the first amplifier to the first external output terminal; The switch and the second external output terminal are switched in conjunction with the selection means so as to be grounded in the first state and connected to the output of the second amplifier in the second and third states. switching means, wherein the switching means grounds the second external output terminal when the muting switch is opened.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14074783U JPS6047316U (en) | 1983-09-09 | 1983-09-09 | Amplifier |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14074783U JPS6047316U (en) | 1983-09-09 | 1983-09-09 | Amplifier |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6047316U true JPS6047316U (en) | 1985-04-03 |
JPH0339929Y2 JPH0339929Y2 (en) | 1991-08-22 |
Family
ID=30315018
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP14074783U Granted JPS6047316U (en) | 1983-09-09 | 1983-09-09 | Amplifier |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6047316U (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2006090758A1 (en) * | 2005-02-24 | 2006-08-31 | Matsushita Electric Industrial Co., Ltd. | A/v amplifier and method for driving the same |
EP2202880A1 (en) * | 2007-10-23 | 2010-06-30 | Toa Corporation | Audio power amplifier |
JP2014014195A (en) * | 2010-03-04 | 2014-01-23 | Bose Corp | Versatile audio power amplifier |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57198112U (en) * | 1981-06-11 | 1982-12-16 |
-
1983
- 1983-09-09 JP JP14074783U patent/JPS6047316U/en active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57198112U (en) * | 1981-06-11 | 1982-12-16 |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2006090758A1 (en) * | 2005-02-24 | 2006-08-31 | Matsushita Electric Industrial Co., Ltd. | A/v amplifier and method for driving the same |
JP2006237928A (en) * | 2005-02-24 | 2006-09-07 | Matsushita Electric Ind Co Ltd | Parallel drive bi-amplifier switching circuit |
JP4674474B2 (en) * | 2005-02-24 | 2011-04-20 | パナソニック株式会社 | Parallel drive bi-amp switching circuit |
EP2202880A1 (en) * | 2007-10-23 | 2010-06-30 | Toa Corporation | Audio power amplifier |
EP2202880A4 (en) * | 2007-10-23 | 2012-02-29 | Toa Corp | Audio power amplifier |
JP2014014195A (en) * | 2010-03-04 | 2014-01-23 | Bose Corp | Versatile audio power amplifier |
Also Published As
Publication number | Publication date |
---|---|
JPH0339929Y2 (en) | 1991-08-22 |
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