DE3886649D1 - Integrierter Tonfrequenzverstärker, elektronisch schaltbar von einer Eintakt- oder Stereoanordnung zu einer Gegentakt- oder Brückenanordnung und umgekehrt. - Google Patents
Integrierter Tonfrequenzverstärker, elektronisch schaltbar von einer Eintakt- oder Stereoanordnung zu einer Gegentakt- oder Brückenanordnung und umgekehrt.Info
- Publication number
- DE3886649D1 DE3886649D1 DE88830392T DE3886649T DE3886649D1 DE 3886649 D1 DE3886649 D1 DE 3886649D1 DE 88830392 T DE88830392 T DE 88830392T DE 3886649 T DE3886649 T DE 3886649T DE 3886649 D1 DE3886649 D1 DE 3886649D1
- Authority
- DE
- Germany
- Prior art keywords
- arrangement
- ended
- pull
- push
- vice versa
- 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.)
- Expired - Fee Related
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/72—Gated amplifiers, i.e. amplifiers which are rendered operative or inoperative by means of a control signal
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/68—Combinations of amplifiers, e.g. multi-channel amplifiers for stereophonics
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT8783659A IT1214255B (it) | 1987-09-30 | 1987-09-30 | Amplificatore audio commutabile elettronicamente dalla configurazione stereo alla configurazione bridge. |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3886649D1 true DE3886649D1 (de) | 1994-02-10 |
DE3886649T2 DE3886649T2 (de) | 1994-04-21 |
Family
ID=11323703
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE88830392T Expired - Fee Related DE3886649T2 (de) | 1987-09-30 | 1988-09-28 | Integrierter Tonfrequenzverstärker, elektronisch schaltbar von einer Eintakt- oder Stereoanordnung zu einer Gegentakt- oder Brückenanordnung und umgekehrt. |
Country Status (5)
Country | Link |
---|---|
US (1) | US4879526A (de) |
EP (1) | EP0310575B1 (de) |
JP (1) | JPH01109910A (de) |
DE (1) | DE3886649T2 (de) |
IT (1) | IT1214255B (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4203353A1 (de) * | 1992-02-06 | 1993-08-12 | Philips Patentverwaltung | Tonsignal-verstaerker |
US5875250A (en) * | 1998-02-02 | 1999-02-23 | Kuo; Mark | Single package three channel audio signal amplifier |
GB2357644B (en) * | 1999-12-20 | 2004-05-05 | Ericsson Telefon Ab L M | Low-voltage differential signal (LVDS) input circuit |
EP1523095A1 (de) * | 2003-10-08 | 2005-04-13 | Sony Ericsson Mobile Communications AB | Audioausgangsschaltung |
US8217809B2 (en) * | 2010-06-22 | 2012-07-10 | Microsoft Corporation | Low power sensing via resistive sensor matrix |
US10134295B2 (en) | 2013-09-20 | 2018-11-20 | Bose Corporation | Audio demonstration kit |
US9997081B2 (en) | 2013-09-20 | 2018-06-12 | Bose Corporation | Audio demonstration kit |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4494077A (en) * | 1981-12-02 | 1985-01-15 | Nippon Electric Co., Ltd. | Amplifier system switchable between two amplifying operations |
DE3234400A1 (de) * | 1982-09-16 | 1984-03-22 | Siemens AG, 1000 Berlin und 8000 München | Halbleiter-verstaerkerschaltung |
DE3235289A1 (de) * | 1982-09-23 | 1984-03-29 | Siemens AG, 1000 Berlin und 8000 München | Integrierte verstaerkerschaltung |
JPS61224712A (ja) * | 1985-03-27 | 1986-10-06 | シーメンス、アクチエンゲゼルシヤト | 集積増幅回路 |
NL8600292A (nl) * | 1986-02-07 | 1987-09-01 | Philips Nv | Brugversterker. |
-
1987
- 1987-09-30 IT IT8783659A patent/IT1214255B/it active
-
1988
- 1988-09-19 US US07/246,111 patent/US4879526A/en not_active Expired - Lifetime
- 1988-09-28 DE DE88830392T patent/DE3886649T2/de not_active Expired - Fee Related
- 1988-09-28 EP EP88830392A patent/EP0310575B1/de not_active Expired - Lifetime
- 1988-09-30 JP JP63247270A patent/JPH01109910A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
IT8783659A0 (it) | 1987-09-30 |
JPH01109910A (ja) | 1989-04-26 |
EP0310575A2 (de) | 1989-04-05 |
DE3886649T2 (de) | 1994-04-21 |
US4879526A (en) | 1989-11-07 |
EP0310575A3 (en) | 1990-04-04 |
IT1214255B (it) | 1990-01-10 |
EP0310575B1 (de) | 1993-12-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |