AT301712B - Einrichtung zur synchronen Abstimmung mehrerer Resonanzkreise im Mittelwellenbereich - Google Patents

Einrichtung zur synchronen Abstimmung mehrerer Resonanzkreise im Mittelwellenbereich

Info

Publication number
AT301712B
AT301712B AT788068A AT788068A AT301712B AT 301712 B AT301712 B AT 301712B AT 788068 A AT788068 A AT 788068A AT 788068 A AT788068 A AT 788068A AT 301712 B AT301712 B AT 301712B
Authority
AT
Austria
Prior art keywords
wave range
medium wave
resonance circuits
several resonance
synchronous tuning
Prior art date
Application number
AT788068A
Other languages
English (en)
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Application granted granted Critical
Publication of AT301712B publication Critical patent/AT301712B/de

Links

Classifications

    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G5/00—Tone control or bandwidth control in amplifiers
    • H03G5/16—Automatic control
    • H03G5/24—Automatic control in frequency-selective amplifiers
    • 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
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D1/00—Resistors, capacitors or inductors
    • H10D1/60—Capacitors
    • H10D1/62—Capacitors having potential barriers
    • H10D1/64—Variable-capacitance diodes, e.g. varactors 
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D99/00—Subject matter not provided for in other groups of this subclass
AT788068A 1967-08-14 1968-08-12 Einrichtung zur synchronen Abstimmung mehrerer Resonanzkreise im Mittelwellenbereich AT301712B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DES0111346 1967-08-14

Publications (1)

Publication Number Publication Date
AT301712B true AT301712B (de) 1972-09-11

Family

ID=7530879

Family Applications (1)

Application Number Title Priority Date Filing Date
AT788068A AT301712B (de) 1967-08-14 1968-08-12 Einrichtung zur synchronen Abstimmung mehrerer Resonanzkreise im Mittelwellenbereich

Country Status (6)

Country Link
AT (1) AT301712B (de)
CH (1) CH483122A (de)
DE (1) DE1614581A1 (de)
FR (1) FR1581807A (de)
GB (1) GB1182864A (de)
NL (1) NL6809831A (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2199198B1 (de) * 1972-09-08 1977-12-30 Korovin Stanisl V
FR2214971B1 (de) * 1973-01-19 1976-08-27 Akimov Jury
JPS5642381A (en) * 1979-09-14 1981-04-20 Toko Inc Variable capacity diode device
DE10012872C1 (de) 2000-03-16 2001-08-09 Infineon Technologies Ag Elektronisches Bauelement mit Kapazitätsdioden, Verwendung des Bauelements in einer Empfangseinheit und Schaltungsanordnung mit dem Bauelement (z.B. Drei-Band-Fernseh-Tuner)

Also Published As

Publication number Publication date
FR1581807A (de) 1969-09-19
GB1182864A (en) 1970-03-04
NL6809831A (de) 1969-02-18
CH483122A (de) 1969-12-15
DE1614581A1 (de) 1970-10-29

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee