IT1234601B - Circuito di alimentazione per gli amplificatori dei segnali captati dalle antenne per autoradio - Google Patents

Circuito di alimentazione per gli amplificatori dei segnali captati dalle antenne per autoradio

Info

Publication number
IT1234601B
IT1234601B IT8846830A IT4683088A IT1234601B IT 1234601 B IT1234601 B IT 1234601B IT 8846830 A IT8846830 A IT 8846830A IT 4683088 A IT4683088 A IT 4683088A IT 1234601 B IT1234601 B IT 1234601B
Authority
IT
Italy
Prior art keywords
amplifiers
power circuit
signals detected
radio antennas
antennas
Prior art date
Application number
IT8846830A
Other languages
English (en)
Other versions
IT8846830A0 (it
Inventor
Nerino Ferretti
Original Assignee
Zendar Spa Montecavolo Di Quat
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 Montecavolo Di Quat filed Critical Zendar Spa Montecavolo Di Quat
Priority to IT8846830A priority Critical patent/IT1234601B/it
Publication of IT8846830A0 publication Critical patent/IT8846830A0/it
Priority to DE3837184A priority patent/DE3837184A1/de
Priority to ES8803478A priority patent/ES2009385A6/es
Priority to FR888817426A priority patent/FR2629952B1/fr
Application granted granted Critical
Publication of IT1234601B publication Critical patent/IT1234601B/it

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)
IT8846830A 1988-04-11 1988-04-11 Circuito di alimentazione per gli amplificatori dei segnali captati dalle antenne per autoradio IT1234601B (it)

Priority Applications (4)

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
DE3837184A DE3837184A1 (de) 1988-04-11 1988-11-02 Aufnahmestromkreis fuer die verstaerker der von den antennen fuer autoradios aufgefangenen signale
ES8803478A ES2009385A6 (es) 1988-04-11 1988-11-16 Circuito de alimentacion para los amplificadores de senales captadas por las antenas para autoradio.
FR888817426A FR2629952B1 (fr) 1988-04-11 1988-12-29 Circuit d'alimentation pour les amplificateurs des signaux captes par une antenne d'un autoradio

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
IT8846830A0 IT8846830A0 (it) 1988-04-11
IT1234601B true IT1234601B (it) 1992-05-25

Family

ID=11259344

Family Applications (1)

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

Country Status (4)

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

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 (it) * 1973-10-31 1975-05-30 Saint Gobain

Also Published As

Publication number Publication date
IT8846830A0 (it) 1988-04-11
DE3837184A1 (de) 1989-10-19
FR2629952B1 (fr) 1992-07-31
FR2629952A1 (fr) 1989-10-13
ES2009385A6 (es) 1989-09-16

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19940429