FR1468780A - Protective device for the final stage of a radio transmitter - Google Patents

Protective device for the final stage of a radio transmitter

Info

Publication number
FR1468780A
FR1468780A FR29590A FR29590A FR1468780A FR 1468780 A FR1468780 A FR 1468780A FR 29590 A FR29590 A FR 29590A FR 29590 A FR29590 A FR 29590A FR 1468780 A FR1468780 A FR 1468780A
Authority
FR
France
Prior art keywords
protective device
final stage
radio transmitter
transmitter
radio
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
Application number
FR29590A
Other languages
French (fr)
Inventor
Paul Parmentier
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.)
Radiotechnique SA
Original Assignee
Radiotechnique SA
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 Radiotechnique SA filed Critical Radiotechnique SA
Priority to FR29590A priority Critical patent/FR1468780A/en
Priority claimed from US535459A external-priority patent/US3324992A/en
Priority to DE19661541504 priority patent/DE1541504B2/en
Priority to GB3764366A priority patent/GB1150584A/en
Priority to BE685946D priority patent/BE685946A/xx
Priority to ES0330533A priority patent/ES330533A1/en
Publication of FR1468780A publication Critical patent/FR1468780A/en
Application granted granted Critical
Priority to BE695660D priority patent/BE695660A/xx
Priority to GB1255667A priority patent/GB1150484A/en
Priority to FR99289A priority patent/FR1524212A/en
Priority to DE19671602105 priority patent/DE1602105A1/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers without distortion of the input signal
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B43/00—Cooling beds, whether stationary or moving; Means specially associated with cooling beds, e.g. for braking work or for transferring it to or from the bed
    • B21B43/02—Cooling beds comprising rakes racks, walking beams or bars
    • 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
    • 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
    • H03F1/54—Circuit arrangements for protecting such amplifiers with tubes only
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/18—Indexing scheme relating to amplifiers the bias of the gate of a FET being controlled by a control signal
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/204—A hybrid coupler being used at the output of an amplifier circuit
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/537—A transformer being used as coupling element between two amplifying stages

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Transmitters (AREA)
  • Heat Treatments In General, Especially Conveying And Cooling (AREA)
  • Reciprocating Conveyors (AREA)
FR29590A 1965-08-26 1965-08-26 Protective device for the final stage of a radio transmitter Expired FR1468780A (en)

Priority Applications (9)

Application Number Priority Date Filing Date Title
FR29590A FR1468780A (en) 1965-08-26 1965-08-26 Protective device for the final stage of a radio transmitter
DE19661541504 DE1541504B2 (en) 1965-08-26 1966-08-23 Protection device for the output stage of a radio transmitter
GB3764366A GB1150584A (en) 1965-08-26 1966-08-23 Improvements in and relating to devices for Protecting the Output Stage of a Radio-Electric Transmitter
ES0330533A ES330533A1 (en) 1965-08-26 1966-08-24 A protective device for the output stage of a radio-electric transmitter. (Machine-translation by Google Translate, not legally binding)
BE685946D BE685946A (en) 1965-08-26 1966-08-24
BE695660D BE695660A (en) 1965-08-26 1967-03-17
GB1255667A GB1150484A (en) 1965-08-26 1967-03-17 Stroke Adjusting Mechanism for Transfer Apparatus
FR99289A FR1524212A (en) 1965-08-26 1967-03-17 Device for transferring elongated items from one place to another
DE19671602105 DE1602105A1 (en) 1965-08-26 1967-03-20 Device for forwarding long parts, e.g. of round bars, U-profiles, angle irons and similar parts, in a lateral direction

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR29590A FR1468780A (en) 1965-08-26 1965-08-26 Protective device for the final stage of a radio transmitter
US535459A US3324992A (en) 1966-03-18 1966-03-18 Stroke selecting mechanism for transfer apparatus

Publications (1)

Publication Number Publication Date
FR1468780A true FR1468780A (en) 1967-02-10

Family

ID=26165740

Family Applications (1)

Application Number Title Priority Date Filing Date
FR29590A Expired FR1468780A (en) 1965-08-26 1965-08-26 Protective device for the final stage of a radio transmitter

Country Status (4)

Country Link
BE (2) BE685946A (en)
DE (2) DE1541504B2 (en)
FR (1) FR1468780A (en)
GB (2) GB1150584A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2693058A1 (en) * 1992-06-26 1993-12-31 Thomson Csf Excitation stage of a transmission tube for short wave transmitter.

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2040488C3 (en) * 1970-08-14 1984-01-19 Felten & Guilleaume Fernmeldeanlagen GmbH, 8500 Nürnberg Protection circuit arrangement for power transistors against overvoltages
DE2836998A1 (en) * 1978-08-24 1980-03-06 Rau Swf Autozubehoer WINDOW WIPER, ESPECIALLY FOR MOTOR VEHICLES
DE2933260C2 (en) * 1979-08-16 1982-12-16 Friedrich Wilhelm Dipl.-Ing. 5600 Wuppertal Elhaus Device for transporting extruded profiles
GB2137302A (en) * 1983-03-25 1984-10-03 Vending Machines Overload mechanism

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2693058A1 (en) * 1992-06-26 1993-12-31 Thomson Csf Excitation stage of a transmission tube for short wave transmitter.
EP0583175A1 (en) * 1992-06-26 1994-02-16 Thomson-Csf Emission tube excitation stage for a short wave transmitter
US5465068A (en) * 1992-06-26 1995-11-07 Thomson-Csf Excitation stage of a transmission tube for short-wave transmitter

Also Published As

Publication number Publication date
DE1541504B2 (en) 1975-09-04
GB1150584A (en) 1969-04-30
BE685946A (en) 1967-02-24
DE1602105A1 (en) 1970-04-09
BE695660A (en) 1967-09-18
GB1150484A (en) 1969-04-30
DE1541504A1 (en) 1970-04-02

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