JPS56117409A - Amplifying device - Google Patents
Amplifying deviceInfo
- Publication number
- JPS56117409A JPS56117409A JP2009980A JP2009980A JPS56117409A JP S56117409 A JPS56117409 A JP S56117409A JP 2009980 A JP2009980 A JP 2009980A JP 2009980 A JP2009980 A JP 2009980A JP S56117409 A JPS56117409 A JP S56117409A
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- speaker
- oscillation
- amplifier
- supplied
- 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
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/52—Circuit arrangements for protecting such amplifiers
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
- Circuit For Audible Band Transducer (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009980A JPS56117409A (en) | 1980-02-20 | 1980-02-20 | Amplifying device |
US06/208,394 US4379209A (en) | 1980-02-20 | 1980-11-19 | Audio amplifier |
GB8040638A GB2070369B (en) | 1980-02-20 | 1980-12-18 | Amplifier protection |
DE3103310A DE3103310C2 (de) | 1980-02-20 | 1981-01-31 | Niederfrequenzverstärker mit einer Rückkopplungsschaltung zum Kompensieren von Nichtlinearitäten der Lausprecher-Impedanz |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009980A JPS56117409A (en) | 1980-02-20 | 1980-02-20 | Amplifying device |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS56117409A true JPS56117409A (en) | 1981-09-14 |
JPS6314524B2 JPS6314524B2 (ja) | 1988-03-31 |
Family
ID=12017664
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009980A Granted JPS56117409A (en) | 1980-02-20 | 1980-02-20 | Amplifying device |
Country Status (4)
Country | Link |
---|---|
US (1) | US4379209A (ja) |
JP (1) | JPS56117409A (ja) |
DE (1) | DE3103310C2 (ja) |
GB (1) | GB2070369B (ja) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1212775B (it) * | 1983-09-27 | 1989-11-30 | Ates Componenti Elettron | Dispositivo di protezione contro i cortocircuiti per un circuito integrato ed un carico ad esso collegato. |
US4887298A (en) * | 1988-06-15 | 1989-12-12 | Renkus-Heinz | Electronic circuit for sensing disconnect or failure of a power output sense line in an audio power system |
US5542001A (en) * | 1994-12-06 | 1996-07-30 | Reiffin; Martin | Smart amplifier for loudspeaker motional feedback derived from linearization of a nonlinear motion responsive signal |
JPH10145887A (ja) * | 1996-11-07 | 1998-05-29 | Sony Corp | スピーカ装置 |
DE19751645A1 (de) * | 1997-11-21 | 1999-05-27 | Cit Alcatel | Zwischenverstärkereinrichtung für ein Übertragungsnetz |
JP3296311B2 (ja) * | 1998-12-25 | 2002-06-24 | ヤマハ株式会社 | 音響装置 |
US8295513B2 (en) | 2009-12-24 | 2012-10-23 | International Business Machines Corporation | Audio system adapters for audio signal distribution using electrical extension cables |
CN103747409B (zh) * | 2013-12-31 | 2017-02-08 | 北京智谷睿拓技术服务有限公司 | 扬声装置、扬声方法及交互设备 |
CN103702259B (zh) | 2013-12-31 | 2017-12-12 | 北京智谷睿拓技术服务有限公司 | 交互装置及交互方法 |
JP6191592B2 (ja) | 2014-12-25 | 2017-09-06 | オンキヨー&パイオニアテクノロジー株式会社 | 保護装置 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS49121460A (ja) * | 1973-03-20 | 1974-11-20 | ||
JPS5068452A (ja) * | 1973-10-18 | 1975-06-07 | ||
JPS52140741U (ja) * | 1976-04-19 | 1977-10-25 | ||
JPS5368235U (ja) * | 1976-11-11 | 1978-06-08 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3484692A (en) * | 1965-01-14 | 1969-12-16 | Rosemound Eng Co | Superregenerative circuit with switch means providing reference and measuring states |
GB1431433A (en) * | 1972-06-29 | 1976-04-07 | Dolby Laboratories Inc | Circuits for providing an output to a line |
US4236118A (en) * | 1978-12-18 | 1980-11-25 | Turner Wheeler M | Stabilized remote sensing high fidelity apparatus |
-
1980
- 1980-02-20 JP JP2009980A patent/JPS56117409A/ja active Granted
- 1980-11-19 US US06/208,394 patent/US4379209A/en not_active Expired - Lifetime
- 1980-12-18 GB GB8040638A patent/GB2070369B/en not_active Expired
-
1981
- 1981-01-31 DE DE3103310A patent/DE3103310C2/de not_active Expired
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS49121460A (ja) * | 1973-03-20 | 1974-11-20 | ||
JPS5068452A (ja) * | 1973-10-18 | 1975-06-07 | ||
JPS52140741U (ja) * | 1976-04-19 | 1977-10-25 | ||
JPS5368235U (ja) * | 1976-11-11 | 1978-06-08 |
Also Published As
Publication number | Publication date |
---|---|
DE3103310A1 (de) | 1981-12-10 |
DE3103310C2 (de) | 1984-11-29 |
GB2070369B (en) | 1984-11-21 |
US4379209A (en) | 1983-04-05 |
JPS6314524B2 (ja) | 1988-03-31 |
GB2070369A (en) | 1981-09-03 |
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