JPS537160A - Amplifier - Google Patents

Amplifier

Info

Publication number
JPS537160A
JPS537160A JP8098476A JP8098476A JPS537160A JP S537160 A JPS537160 A JP S537160A JP 8098476 A JP8098476 A JP 8098476A JP 8098476 A JP8098476 A JP 8098476A JP S537160 A JPS537160 A JP S537160A
Authority
JP
Japan
Prior art keywords
amplifier
input
improviding
circit
actuated
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
Application number
JP8098476A
Other languages
Japanese (ja)
Other versions
JPS5644602B2 (en
Inventor
Toru Sanbe
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP8098476A priority Critical patent/JPS537160A/en
Publication of JPS537160A publication Critical patent/JPS537160A/en
Publication of JPS5644602B2 publication Critical patent/JPS5644602B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
    • H03F3/21—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only
    • H03F3/211—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only using a combination of several amplifiers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)

Abstract

PURPOSE:When an input sigal is small, a large scale output circuit of high power voltage is not actuated and the high voltage output circit is gradually operated as the input signal becomes large, thereby improviding the power efficiency and reducing the calorific value.
JP8098476A 1976-07-09 1976-07-09 Amplifier Granted JPS537160A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8098476A JPS537160A (en) 1976-07-09 1976-07-09 Amplifier

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8098476A JPS537160A (en) 1976-07-09 1976-07-09 Amplifier

Publications (2)

Publication Number Publication Date
JPS537160A true JPS537160A (en) 1978-01-23
JPS5644602B2 JPS5644602B2 (en) 1981-10-21

Family

ID=13733754

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8098476A Granted JPS537160A (en) 1976-07-09 1976-07-09 Amplifier

Country Status (1)

Country Link
JP (1) JPS537160A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4481482A (en) * 1981-04-29 1984-11-06 Zavod "Elektroakustika" Class BC power amplifier
US4484150A (en) * 1980-06-27 1984-11-20 Carver R W High efficiency, light weight audio amplifier and power supply
US4494078A (en) * 1980-04-29 1985-01-15 V M E I "Lenin" Class BC power amplifier
JPS63283308A (en) * 1987-04-21 1988-11-21 エッセ・ジ・エッセ・トムソン・ミクロエレクトロニクス・エッセ・ピ・ア Integratable ab class output stage for low frequency amplifier

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4959451U (en) * 1972-08-31 1974-05-25
JPS5045551A (en) * 1973-08-25 1975-04-23

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4959451U (en) * 1972-08-31 1974-05-25
JPS5045551A (en) * 1973-08-25 1975-04-23

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4494078A (en) * 1980-04-29 1985-01-15 V M E I "Lenin" Class BC power amplifier
US4484150A (en) * 1980-06-27 1984-11-20 Carver R W High efficiency, light weight audio amplifier and power supply
US4481482A (en) * 1981-04-29 1984-11-06 Zavod "Elektroakustika" Class BC power amplifier
JPS63283308A (en) * 1987-04-21 1988-11-21 エッセ・ジ・エッセ・トムソン・ミクロエレクトロニクス・エッセ・ピ・ア Integratable ab class output stage for low frequency amplifier

Also Published As

Publication number Publication date
JPS5644602B2 (en) 1981-10-21

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