FR2663172B1 - POWER AMPLIFIER CIRCUIT FOR AUDIO FREQUENCIES WITH ELECTRONIC TUBES WITHOUT OUTPUT TRANSFORMER. - Google Patents

POWER AMPLIFIER CIRCUIT FOR AUDIO FREQUENCIES WITH ELECTRONIC TUBES WITHOUT OUTPUT TRANSFORMER.

Info

Publication number
FR2663172B1
FR2663172B1 FR9007543A FR9007543A FR2663172B1 FR 2663172 B1 FR2663172 B1 FR 2663172B1 FR 9007543 A FR9007543 A FR 9007543A FR 9007543 A FR9007543 A FR 9007543A FR 2663172 B1 FR2663172 B1 FR 2663172B1
Authority
FR
France
Prior art keywords
power amplifier
amplifier circuit
output transformer
audio frequencies
electronic tubes
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 - Lifetime
Application number
FR9007543A
Other languages
French (fr)
Other versions
FR2663172A1 (en
Inventor
Dalix Hubert
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR9007543A priority Critical patent/FR2663172B1/en
Publication of FR2663172A1 publication Critical patent/FR2663172A1/en
Application granted granted Critical
Publication of FR2663172B1 publication Critical patent/FR2663172B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H03F3/181—Low frequency amplifiers, e.g. audio preamplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/26—Push-pull amplifiers; Phase-splitters therefor
    • H03F3/28—Push-pull amplifiers; Phase-splitters therefor with tubes only
FR9007543A 1990-06-12 1990-06-12 POWER AMPLIFIER CIRCUIT FOR AUDIO FREQUENCIES WITH ELECTRONIC TUBES WITHOUT OUTPUT TRANSFORMER. Expired - Lifetime FR2663172B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9007543A FR2663172B1 (en) 1990-06-12 1990-06-12 POWER AMPLIFIER CIRCUIT FOR AUDIO FREQUENCIES WITH ELECTRONIC TUBES WITHOUT OUTPUT TRANSFORMER.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9007543A FR2663172B1 (en) 1990-06-12 1990-06-12 POWER AMPLIFIER CIRCUIT FOR AUDIO FREQUENCIES WITH ELECTRONIC TUBES WITHOUT OUTPUT TRANSFORMER.

Publications (2)

Publication Number Publication Date
FR2663172A1 FR2663172A1 (en) 1991-12-13
FR2663172B1 true FR2663172B1 (en) 1992-09-11

Family

ID=9397695

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9007543A Expired - Lifetime FR2663172B1 (en) 1990-06-12 1990-06-12 POWER AMPLIFIER CIRCUIT FOR AUDIO FREQUENCIES WITH ELECTRONIC TUBES WITHOUT OUTPUT TRANSFORMER.

Country Status (1)

Country Link
FR (1) FR2663172B1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104124949A (en) * 2014-07-23 2014-10-29 珠海格力电器股份有限公司 Bootstrap circuit, inverter and air conditioner

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3223933A (en) * 1962-12-21 1965-12-14 Hazeltine Research Inc Single-ended push-pull distortionless power amplifier including d.c. feedback
US4467288A (en) * 1982-01-05 1984-08-21 Strickland James C Distortion-free complemented error feedback amplifier and method
FR2572872A1 (en) * 1984-11-02 1986-05-09 Giusto Marc Improvements to high-fidelity sound reproduction and amplification apparatuses

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104124949A (en) * 2014-07-23 2014-10-29 珠海格力电器股份有限公司 Bootstrap circuit, inverter and air conditioner

Also Published As

Publication number Publication date
FR2663172A1 (en) 1991-12-13

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Legal Events

Date Code Title Description
ST Notification of lapse