FR2479604A1 - Amplificateur de puissance de classe bc - Google Patents

Amplificateur de puissance de classe bc Download PDF

Info

Publication number
FR2479604A1
FR2479604A1 FR8106303A FR8106303A FR2479604A1 FR 2479604 A1 FR2479604 A1 FR 2479604A1 FR 8106303 A FR8106303 A FR 8106303A FR 8106303 A FR8106303 A FR 8106303A FR 2479604 A1 FR2479604 A1 FR 2479604A1
Authority
FR
France
Prior art keywords
class
transistor
operating
emitter
preamplifier
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
FR8106303A
Other languages
English (en)
French (fr)
Other versions
FR2479604B1 (cs
Inventor
V B Vassilev
V M Sofiyanski
B V Vassilev
P Y Danchev
A B Angelov
Y M Strandjaliev
G S Kehayov
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.)
ZAVOD ELEKTROAKUSTIKA
Original Assignee
ZAVOD ELEKTROAKUSTIKA
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 ZAVOD ELEKTROAKUSTIKA filed Critical ZAVOD ELEKTROAKUSTIKA
Publication of FR2479604A1 publication Critical patent/FR2479604A1/fr
Application granted granted Critical
Publication of FR2479604B1 publication Critical patent/FR2479604B1/fr
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
    • H03F3/30—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor
    • H03F3/3066—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor the collectors of complementary power transistors being connected to the output
    • 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
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/30—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Compounds Of Unknown Constitution (AREA)
FR8106303A 1980-03-31 1981-03-30 Amplificateur de puissance de classe bc Granted FR2479604A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BG8047170A BG32251A1 (en) 1980-03-31 1980-03-31 Power amplifyier class bc

Publications (2)

Publication Number Publication Date
FR2479604A1 true FR2479604A1 (fr) 1981-10-02
FR2479604B1 FR2479604B1 (cs) 1984-12-21

Family

ID=3907290

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8106303A Granted FR2479604A1 (fr) 1980-03-31 1981-03-30 Amplificateur de puissance de classe bc

Country Status (8)

Country Link
JP (1) JPS5717210A (cs)
AT (1) AT381191B (cs)
BG (1) BG32251A1 (cs)
CS (1) CS245708B1 (cs)
DD (1) DD161117A3 (cs)
DE (1) DE3110379C2 (cs)
FR (1) FR2479604A1 (cs)
HU (1) HU189500B (cs)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BG34745A1 (en) * 1982-03-01 1983-11-15 Vasilev Power amplifier of class bc

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3483425A (en) * 1967-08-31 1969-12-09 Burroughs Corp Controlled-bias current amplifier
DE1918618A1 (de) * 1969-04-12 1970-10-15 Licentia Gmbh Transistorwechselstromverstaerker mit einer Gegentaktendstufe
US3753138A (en) * 1971-06-03 1973-08-14 Ampex Amplifier system with continuously variable supply
FR2179793A1 (cs) * 1972-04-10 1973-11-23 Vdo Schindling
DE2623379A1 (de) * 1976-05-25 1977-12-01 Licentia Gmbh Breitbandverstaerker mit verbessertem zeitverhalten

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2098772A5 (cs) * 1970-07-27 1972-03-10 Comp Generale Electricite
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
DE2705604C3 (de) * 1976-02-12 1979-12-20 Hitachi, Ltd., Tokio NF-Leistungsverstärker

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3483425A (en) * 1967-08-31 1969-12-09 Burroughs Corp Controlled-bias current amplifier
DE1918618A1 (de) * 1969-04-12 1970-10-15 Licentia Gmbh Transistorwechselstromverstaerker mit einer Gegentaktendstufe
US3753138A (en) * 1971-06-03 1973-08-14 Ampex Amplifier system with continuously variable supply
FR2179793A1 (cs) * 1972-04-10 1973-11-23 Vdo Schindling
DE2623379A1 (de) * 1976-05-25 1977-12-01 Licentia Gmbh Breitbandverstaerker mit verbessertem zeitverhalten

Also Published As

Publication number Publication date
CS199381A1 (en) 1984-03-20
BG32251A1 (en) 1982-06-15
DD161117A3 (de) 1984-10-24
AT381191B (de) 1986-09-10
JPS5717210A (en) 1982-01-28
CS245708B1 (en) 1986-10-16
FR2479604B1 (cs) 1984-12-21
ATA123481A (de) 1986-01-15
HU189500B (en) 1986-07-28
DE3110379C2 (de) 1983-12-08
DE3110379A1 (de) 1982-05-27

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Legal Events

Date Code Title Description
ST Notification of lapse