FR2629952B1 - Circuit d'alimentation pour les amplificateurs des signaux captes par une antenne d'un autoradio - Google Patents

Circuit d'alimentation pour les amplificateurs des signaux captes par une antenne d'un autoradio

Info

Publication number
FR2629952B1
FR2629952B1 FR888817426A FR8817426A FR2629952B1 FR 2629952 B1 FR2629952 B1 FR 2629952B1 FR 888817426 A FR888817426 A FR 888817426A FR 8817426 A FR8817426 A FR 8817426A FR 2629952 B1 FR2629952 B1 FR 2629952B1
Authority
FR
France
Prior art keywords
supply circuit
radio antenna
car radio
signal amplifiers
received
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
FR888817426A
Other languages
English (en)
Other versions
FR2629952A1 (fr
Inventor
Nerino Ferretti
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.)
Zendar SpA
Original Assignee
Zendar SpA
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 Zendar SpA filed Critical Zendar SpA
Publication of FR2629952A1 publication Critical patent/FR2629952A1/fr
Application granted granted Critical
Publication of FR2629952B1 publication Critical patent/FR2629952B1/fr
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
    • H03F3/189—High-frequency amplifiers, e.g. radio frequency amplifiers
    • H03F3/19—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q23/00—Antennas with active circuits or circuit elements integrated within them or attached to them

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
FR888817426A 1988-04-11 1988-12-29 Circuit d'alimentation pour les amplificateurs des signaux captes par une antenne d'un autoradio Expired - Lifetime FR2629952B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8846830A IT1234601B (it) 1988-04-11 1988-04-11 Circuito di alimentazione per gli amplificatori dei segnali captati dalle antenne per autoradio

Publications (2)

Publication Number Publication Date
FR2629952A1 FR2629952A1 (fr) 1989-10-13
FR2629952B1 true FR2629952B1 (fr) 1992-07-31

Family

ID=11259344

Family Applications (1)

Application Number Title Priority Date Filing Date
FR888817426A Expired - Lifetime FR2629952B1 (fr) 1988-04-11 1988-12-29 Circuit d'alimentation pour les amplificateurs des signaux captes par une antenne d'un autoradio

Country Status (4)

Country Link
DE (1) DE3837184A1 (fr)
ES (1) ES2009385A6 (fr)
FR (1) FR2629952B1 (fr)
IT (1) IT1234601B (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4130608C1 (en) * 1991-09-14 1992-08-13 Grundig E.M.V. Elektro-Mechanische Versuchsanstalt Max Grundig Hollaend. Stiftung & Co Kg, 8510 Fuerth, De DC power supply unit for antenna amplifier - measures impedance seen at receiver and switches off power supply voltage when impedance value indicates fault or short circuit
DE4237824C2 (de) * 1992-11-10 2003-08-28 Bosch Gmbh Robert Speiseschaltung für einen Antennenverstärker, insbesondere in Fahrzeugen
DE4244352C2 (de) * 1992-12-28 2003-04-17 Heinz Lindenmeier Schaltungsanordnung zur Gleichstromspeisung einer Antennenverstärkerschaltung

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1804353U (de) * 1959-09-11 1960-01-21 Hugo Poddig Fa Autoantenne.
DE1930066U (de) * 1962-07-20 1965-12-30 Hirschmann Radiotechnik Anschlusskabel fuer fahrzeugantennen.
US3523251A (en) * 1967-02-27 1970-08-04 William S Halstead Antenna structure with an integrated amplifier responsive to signals of varied polarization
FR2250329A5 (fr) * 1973-10-31 1975-05-30 Saint Gobain

Also Published As

Publication number Publication date
ES2009385A6 (es) 1989-09-16
IT8846830A0 (it) 1988-04-11
DE3837184A1 (de) 1989-10-19
FR2629952A1 (fr) 1989-10-13
IT1234601B (it) 1992-05-25

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Legal Events

Date Code Title Description
ST Notification of lapse