USB553460I5 - - Google Patents

Info

Publication number
USB553460I5
USB553460I5 US55346075A USB553460I5 US B553460 I5 USB553460 I5 US B553460I5 US 55346075 A US55346075 A US 55346075A US B553460 I5 USB553460 I5 US B553460I5
Authority
US
United States
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.)
Pending
Application number
Other languages
English (en)
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 filed Critical
Priority to US05/553,460 priority Critical patent/US3990019A/en
Publication of USB553460I5 publication Critical patent/USB553460I5/en
Application granted granted Critical
Publication of US3990019A publication Critical patent/US3990019A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3036—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers
    • H03G3/3042—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers in modulators, frequency-changers, transmitters or power amplifiers
    • 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
    • H03F3/3083—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor the power transistors being of the same type
    • H03F3/3086—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor the power transistors being of the same type two power transistors being controlled by the input signal
    • H03F3/3091—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor the power transistors being of the same type two power transistors being controlled by the input signal comprising two complementary transistors for phase-splitting

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
US05/553,460 1975-02-27 1975-02-27 Power amplifier having protective circuits Expired - Lifetime US3990019A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US05/553,460 US3990019A (en) 1975-02-27 1975-02-27 Power amplifier having protective circuits

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/553,460 US3990019A (en) 1975-02-27 1975-02-27 Power amplifier having protective circuits

Publications (2)

Publication Number Publication Date
USB553460I5 true USB553460I5 (enrdf_load_html_response) 1976-02-03
US3990019A US3990019A (en) 1976-11-02

Family

ID=24209493

Family Applications (1)

Application Number Title Priority Date Filing Date
US05/553,460 Expired - Lifetime US3990019A (en) 1975-02-27 1975-02-27 Power amplifier having protective circuits

Country Status (1)

Country Link
US (1) US3990019A (enrdf_load_html_response)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4276442A (en) * 1978-04-21 1981-06-30 Hitachi, Ltd. Protective circuit
US4494164A (en) * 1982-04-02 1985-01-15 Ampex Corporation Overload protection device
AU4648193A (en) * 1992-06-30 1994-01-31 Electronic Innovators, Inc. Distributed intelligence engineering casualty and damage control management system using an ac power line carrier-current lan
DE19713862A1 (de) * 1997-04-04 1998-10-08 Bosch Gmbh Robert Verfahren zur automatischen Lautstärkesteuerung in einer Audiosignal-Wiedergabevorrichtung und Anordnung dazu
US6208152B1 (en) * 1999-10-14 2001-03-27 International Business Machines Corporation Redundant resistor matching detector with constant percentage threshold
KR100576480B1 (ko) * 2003-12-26 2006-05-10 주식회사 하이닉스반도체 온도 센서용 오실레이터 회로
US7737785B2 (en) * 2005-07-29 2010-06-15 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Amplifier circuit with adjustable amplification
US7565459B2 (en) * 2006-01-21 2009-07-21 Shalabh Kumar Combination I/O modules in a modular automation controller
US7990668B2 (en) * 2007-05-25 2011-08-02 Cooper Technologies Company Device protection using temperature compensation

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3596199A (en) * 1966-09-09 1971-07-27 Dynaco Inc Transistorized amplifiers and protective circuits therefor

Also Published As

Publication number Publication date
US3990019A (en) 1976-11-02

Similar Documents

Publication Publication Date Title
FR2326373B3 (enrdf_load_html_response)
FR2317062B1 (enrdf_load_html_response)
JPS5431490Y2 (enrdf_load_html_response)
JPS5427943B2 (enrdf_load_html_response)
JPS5255033U (enrdf_load_html_response)
JPS5299676U (enrdf_load_html_response)
JPS5254804U (enrdf_load_html_response)
JPS5444115Y2 (enrdf_load_html_response)
JPS5417762Y2 (enrdf_load_html_response)
JPS5224166B2 (enrdf_load_html_response)
JPS5258633U (enrdf_load_html_response)
JPS5256505U (enrdf_load_html_response)
JPS5229198U (enrdf_load_html_response)
JPS5282972U (enrdf_load_html_response)
JPS5215935U (enrdf_load_html_response)
JPS51104711U (enrdf_load_html_response)
CH608650A5 (enrdf_load_html_response)
CH600019A5 (enrdf_load_html_response)
DD123737A5 (enrdf_load_html_response)
CH611783A5 (enrdf_load_html_response)
CH611528A5 (enrdf_load_html_response)
CH611355A5 (enrdf_load_html_response)
CH611146A5 (enrdf_load_html_response)
CH609352A5 (enrdf_load_html_response)
CH601818A5 (enrdf_load_html_response)