BR7016032D0 - Circuito para simultaneamente sintonizar um numero de circuitos a diferentes frequencias - Google Patents

Circuito para simultaneamente sintonizar um numero de circuitos a diferentes frequencias

Info

Publication number
BR7016032D0
BR7016032D0 BR216032/70A BR21603270A BR7016032D0 BR 7016032 D0 BR7016032 D0 BR 7016032D0 BR 216032/70 A BR216032/70 A BR 216032/70A BR 21603270 A BR21603270 A BR 21603270A BR 7016032 D0 BR7016032 D0 BR 7016032D0
Authority
BR
Brazil
Prior art keywords
circuits
circuit
different frequencies
simultaneously tuning
tuning
Prior art date
Application number
BR216032/70A
Other languages
English (en)
Portuguese (pt)
Inventor
N Goncharoff
K Jabbar
Original Assignee
Motorola Inc
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 Motorola Inc filed Critical Motorola Inc
Publication of BR7016032D0 publication Critical patent/BR7016032D0/pt

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J3/00—Continuous tuning
    • H03J3/02—Details
    • H03J3/16—Tuning without displacement of reactive element, e.g. by varying permeability
    • H03J3/18—Tuning without displacement of reactive element, e.g. by varying permeability by discharge tube or semiconductor device simulating variable reactance
    • H03J3/185—Tuning without displacement of reactive element, e.g. by varying permeability by discharge tube or semiconductor device simulating variable reactance with varactors, i.e. voltage variable reactive diodes
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J3/00—Continuous tuning
    • H03J3/28—Continuous tuning of more than one resonant circuit simultaneously, the tuning frequencies of the circuits having a substantially constant difference throughout the tuning range
BR216032/70A 1969-01-15 1970-01-14 Circuito para simultaneamente sintonizar um numero de circuitos a diferentes frequencias BR7016032D0 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US79146869A 1969-01-15 1969-01-15

Publications (1)

Publication Number Publication Date
BR7016032D0 true BR7016032D0 (pt) 1973-01-04

Family

ID=25153831

Family Applications (1)

Application Number Title Priority Date Filing Date
BR216032/70A BR7016032D0 (pt) 1969-01-15 1970-01-14 Circuito para simultaneamente sintonizar um numero de circuitos a diferentes frequencias

Country Status (7)

Country Link
US (1) US3617899A (https=)
JP (1) JPS4933881B1 (https=)
BR (1) BR7016032D0 (https=)
DE (1) DE2001660B2 (https=)
ES (1) ES375367A1 (https=)
FR (1) FR2028403A1 (https=)
GB (1) GB1293122A (https=)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4408347A (en) * 1977-07-29 1983-10-04 Texas Instruments Incorporated High-frequency channel selector having fixed bandpass filters in the RF section
IT1165325B (it) * 1978-10-16 1987-04-22 Licentia Gmbh Disposizione di comando per ottenere un sincronismo fra la frequenza dell'oscillatore e la frequenza di risonanza del circuito di entrata di un ricevitore ad eterodina
US4288875A (en) * 1980-02-08 1981-09-08 Rca Corporation Controlled local oscillator with apparatus for extending its frequency range
IT1150715B (it) * 1982-03-19 1986-12-17 Marco Clementi Autoradio con dispositivi che ne permettono la manovra a distanza
US4703292A (en) * 1985-03-04 1987-10-27 Sony Corporation Tuning circuit apparatus
US4837852A (en) * 1985-06-17 1989-06-06 Toko, Inc. Electronic tuning circuit for AM receiver which is easy to effect tracking adjustment
AU2023232804A1 (en) 2022-03-07 2024-10-10 Incaendium Initiative Corporation Electrical power generation and architecture structure for controlling an acoustic fire suppression system

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3008084A (en) * 1958-08-04 1961-11-07 Gilbert N Cotton Voltage regulating system
US3354397A (en) * 1964-02-12 1967-11-21 Standard Kollsman Ind Inc Voltage variable diode capacitance tunable circuit for television apparatus

Also Published As

Publication number Publication date
DE2001660A1 (de) 1971-02-11
DE2001660B2 (de) 1972-12-28
US3617899A (en) 1971-11-02
ES375367A1 (es) 1972-05-01
JPS4933881B1 (https=) 1974-09-10
GB1293122A (en) 1972-10-18
FR2028403A1 (https=) 1970-10-09

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