NL188130C - Audioversterker en voedingstoestel met hoog rendement en gering gewicht. - Google Patents

Audioversterker en voedingstoestel met hoog rendement en gering gewicht.

Info

Publication number
NL188130C
NL188130C NLAANVRAGE7920156,A NL7920156A NL188130C NL 188130 C NL188130 C NL 188130C NL 7920156 A NL7920156 A NL 7920156A NL 188130 C NL188130 C NL 188130C
Authority
NL
Netherlands
Prior art keywords
power supply
high efficiency
audio amplifier
low weight
supply audio
Prior art date
Application number
NLAANVRAGE7920156,A
Other languages
English (en)
Dutch (nl)
Other versions
NL7920156A (nl
Original Assignee
Carver R W
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
Priority claimed from US05/958,141 external-priority patent/US4218660A/en
Application filed by Carver R W filed Critical Carver R W
Publication of NL7920156A publication Critical patent/NL7920156A/nl
Application granted granted Critical
Publication of NL188130C publication Critical patent/NL188130C/xx

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
    • H03F1/02—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
    • H03F1/0205—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers
    • H03F1/0211—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers with control of the supply voltage or current
    • H03F1/0244—Stepped control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/16—Circuits
    • H04B1/1607—Supply circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
NLAANVRAGE7920156,A 1978-11-06 1979-11-06 Audioversterker en voedingstoestel met hoog rendement en gering gewicht. NL188130C (nl)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US05/958,141 US4218660A (en) 1978-11-06 1978-11-06 Audio amplifier and method of operating the same
US95814178 1978-11-06
US2747179A 1979-04-05 1979-04-05
US2747179 1979-04-05
US7900952 1979-11-06
PCT/US1979/000952 WO1980001023A1 (fr) 1978-11-06 1979-11-06 Amplificateur audio leger, de haut rendement et dispositif d'alimentation

Publications (2)

Publication Number Publication Date
NL7920156A NL7920156A (nl) 1980-09-30
NL188130C true NL188130C (nl) 1992-04-01

Family

ID=26702520

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7920156,A NL188130C (nl) 1978-11-06 1979-11-06 Audioversterker en voedingstoestel met hoog rendement en gering gewicht.

Country Status (9)

Country Link
EP (1) EP0020640B1 (fr)
JP (1) JPS6035847B2 (fr)
CH (1) CH649877A5 (fr)
DE (1) DE2953289A1 (fr)
DK (1) DK289980A (fr)
GB (1) GB2048009B (fr)
NL (1) NL188130C (fr)
SE (1) SE428621B (fr)
WO (1) WO1980001023A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8104914A (nl) * 1981-10-30 1983-05-16 Philips Nv Versterker met signaalafhankelijke voedingsspanningsbron.
US4437053A (en) * 1982-05-10 1984-03-13 Diasonics (Nmr) Inc. Gradient power supply
FR2552600A1 (fr) * 1983-09-27 1985-03-29 Commissariat Energie Atomique Amplificateur de puissance a alimentation asservie
DE3744112A1 (de) * 1987-12-01 1989-06-15 Carl Spitzenberger Verstaerkeranordnung

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1167917B (de) * 1961-06-14 1964-04-16 Sueddeutsche Telefon App Kabel Geregeltes Netzgeraet fuer Gegentakt-B-Verstaerker
US3319175A (en) * 1964-07-27 1967-05-09 Hugh L Dryden Electronic amplifier with power supply switching
US3426290A (en) * 1965-10-20 1969-02-04 Honeywell Inc Amplifier having series regulated voltage supply
US3542953A (en) * 1967-08-29 1970-11-24 Baldwin Co D H Amplifiers powered from a single power supply and driven contraphasally
US3483425A (en) * 1967-08-31 1969-12-09 Burroughs Corp Controlled-bias current amplifier
US3466527A (en) * 1967-11-22 1969-09-09 Bell Telephone Labor Inc Overload protected switching regulator
US3486128A (en) * 1968-02-07 1969-12-23 Us Army Power amplifier for amplitude modulated transmitter
US3622899A (en) * 1969-05-08 1971-11-23 Hewlett Packard Co High-voltage power amplifier circuit
FR2098772A5 (fr) * 1970-07-27 1972-03-10 Comp Generale Electricite
US3772606A (en) * 1972-01-28 1973-11-13 United Aircraft Corp Multi-level power amplifier
AT325713B (de) * 1973-05-18 1975-11-10 Siemens Ag Oesterreich Einrichtung zur verhinderung des überschreitens des vorgegebenen magnetischen arbeitsbereiches eines ausgangstransformators
JPS5045549A (fr) * 1973-08-25 1975-04-23
US3887878A (en) * 1974-03-04 1975-06-03 Rca Corp Transistor series amplifier
JPS51121239A (en) * 1975-04-17 1976-10-23 Sony Corp An amplification circuit
US4021684A (en) * 1975-10-14 1977-05-03 Gte Sylvania Incorporated Push-pull power amplifier
JPS5915403B2 (ja) * 1975-10-24 1984-04-09 株式会社日立製作所 オンキヨウヨウシユツリヨクゾウフクキ
JPS5855751B2 (ja) * 1976-01-29 1983-12-12 ソニー株式会社 電源回路
DE2705604C3 (de) * 1976-02-12 1979-12-20 Hitachi, Ltd., Tokio NF-Leistungsverstärker
FR2376556A1 (fr) * 1976-12-31 1978-07-28 Thomson Csf Dispositif amplificateur de puissance auto-adaptatif en fonction des servitudes d'exploitation
JP3156938B2 (ja) * 1991-08-19 2001-04-16 芝浦メカトロニクス株式会社 コールドスラグ除去装置

Also Published As

Publication number Publication date
GB2048009A (en) 1980-12-03
DE2953289A1 (en) 1980-12-04
JPS6035847B2 (ja) 1985-08-16
CH649877A5 (de) 1985-06-14
GB2048009B (en) 1983-08-10
JPS55501164A (fr) 1980-12-18
WO1980001023A1 (fr) 1980-05-15
EP0020640A1 (fr) 1981-01-07
EP0020640B1 (fr) 1984-10-24
NL7920156A (nl) 1980-09-30
SE428621B (sv) 1983-07-11
DE2953289C2 (fr) 1991-04-04
EP0020640A4 (fr) 1981-03-13
SE8004974L (sv) 1980-07-04
DK289980A (da) 1980-07-04

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Legal Events

Date Code Title Description
A1A A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
A85 Still pending on 85-01-01
V1 Lapsed because of non-payment of the annual fee