IT1214255B - Amplificatore audio commutabile elettronicamente dalla configurazione stereo alla configurazione bridge. - Google Patents

Amplificatore audio commutabile elettronicamente dalla configurazione stereo alla configurazione bridge.

Info

Publication number
IT1214255B
IT1214255B IT8783659A IT8365987A IT1214255B IT 1214255 B IT1214255 B IT 1214255B IT 8783659 A IT8783659 A IT 8783659A IT 8365987 A IT8365987 A IT 8365987A IT 1214255 B IT1214255 B IT 1214255B
Authority
IT
Italy
Prior art keywords
configuration
audio amplifier
stereo
electronically switching
bridge
Prior art date
Application number
IT8783659A
Other languages
English (en)
Other versions
IT8783659A0 (it
Inventor
Edoardo Botti
Aldo Torazzina
Original Assignee
Sgs Microelettronica Spa
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 Sgs Microelettronica Spa filed Critical Sgs Microelettronica Spa
Priority to IT8783659A priority Critical patent/IT1214255B/it
Publication of IT8783659A0 publication Critical patent/IT8783659A0/it
Priority to US07/246,111 priority patent/US4879526A/en
Priority to EP88830392A priority patent/EP0310575B1/en
Priority to DE88830392T priority patent/DE3886649T2/de
Priority to JP63247270A priority patent/JPH01109910A/ja
Application granted granted Critical
Publication of IT1214255B publication Critical patent/IT1214255B/it

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)
IT8783659A 1987-09-30 1987-09-30 Amplificatore audio commutabile elettronicamente dalla configurazione stereo alla configurazione bridge. IT1214255B (it)

Priority Applications (5)

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.
US07/246,111 US4879526A (en) 1987-09-30 1988-09-19 Integrated audio amplifier electronically commutable from a single ended or stereo configuration to a balanced or bridge configuration and viceversa
EP88830392A EP0310575B1 (en) 1987-09-30 1988-09-28 Integrated audio amplifier electronically commutable from a single ended or stereo configuration to a balanced or bridge configuration and viceversa
DE88830392T DE3886649T2 (de) 1987-09-30 1988-09-28 Integrierter Tonfrequenzverstärker, elektronisch schaltbar von einer Eintakt- oder Stereoanordnung zu einer Gegentakt- oder Brückenanordnung und umgekehrt.
JP63247270A JPH01109910A (ja) 1987-09-30 1988-09-30 シングルエンド又はステレオコンフィギュレーションからバランス又はブリッジコンフィギュレーションへそしてその逆に電子的にコミュートできる集積されたオーディオ増幅器

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
IT8783659A0 IT8783659A0 (it) 1987-09-30
IT1214255B true IT1214255B (it) 1990-01-10

Family

ID=11323703

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8783659A IT1214255B (it) 1987-09-30 1987-09-30 Amplificatore audio commutabile elettronicamente dalla configurazione stereo alla configurazione bridge.

Country Status (5)

Country Link
US (1) US4879526A (it)
EP (1) EP0310575B1 (it)
JP (1) JPH01109910A (it)
DE (1) DE3886649T2 (it)
IT (1) IT1214255B (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
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 (en) * 2003-10-08 2005-04-13 Sony Ericsson Mobile Communications AB Audio output circuit
US8217809B2 (en) * 2010-06-22 2012-07-10 Microsoft Corporation Low power sensing via resistive sensor matrix
US9997081B2 (en) 2013-09-20 2018-06-12 Bose Corporation Audio demonstration kit
US10134295B2 (en) 2013-09-20 2018-11-20 Bose Corporation Audio demonstration kit

Family Cites Families (5)

* Cited by examiner, † Cited by third party
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.

Also Published As

Publication number Publication date
DE3886649T2 (de) 1994-04-21
IT8783659A0 (it) 1987-09-30
EP0310575A3 (en) 1990-04-04
EP0310575B1 (en) 1993-12-29
EP0310575A2 (en) 1989-04-05
JPH01109910A (ja) 1989-04-26
DE3886649D1 (de) 1994-02-10
US4879526A (en) 1989-11-07

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970929