DE2516748C3 - Schaltungsanordnung zur Erzeugung einer stabilisierten Abstimmspannung - Google Patents

Schaltungsanordnung zur Erzeugung einer stabilisierten Abstimmspannung

Info

Publication number
DE2516748C3
DE2516748C3 DE19752516748 DE2516748A DE2516748C3 DE 2516748 C3 DE2516748 C3 DE 2516748C3 DE 19752516748 DE19752516748 DE 19752516748 DE 2516748 A DE2516748 A DE 2516748A DE 2516748 C3 DE2516748 C3 DE 2516748C3
Authority
DE
Germany
Prior art keywords
voltage
transistor
tuning
stabilized
resistor
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
DE19752516748
Other languages
German (de)
English (en)
Other versions
DE2516748B2 (de
DE2516748A1 (de
Inventor
Eberhard 3200 Hildesheim Klein
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.)
Blaupunkt Werke GmbH
Original Assignee
Blaupunkt Werke GmbH
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 Blaupunkt Werke GmbH filed Critical Blaupunkt Werke GmbH
Priority to DE19752516748 priority Critical patent/DE2516748C3/de
Priority to CH412076A priority patent/CH601948A5/xx
Priority to IT4903276A priority patent/IT1058121B/it
Priority to FR7611130A priority patent/FR2308254A1/fr
Publication of DE2516748A1 publication Critical patent/DE2516748A1/de
Publication of DE2516748B2 publication Critical patent/DE2516748B2/de
Application granted granted Critical
Publication of DE2516748C3 publication Critical patent/DE2516748C3/de
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/16—Circuits
    • H04B1/1638—Special circuits to enhance selectivity of receivers not otherwise provided for
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
    • G05F1/10—Regulating voltage or current 
    • G05F1/46—Regulating voltage or current  wherein the variable actually regulated by the final control device is DC
    • G05F1/56—Regulating voltage or current  wherein the variable actually regulated by the final control device is DC using semiconductor devices in series with the load as final control devices
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Automation & Control Theory (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Continuous-Control Power Sources That Use Transistors (AREA)
  • Circuits Of Receivers In General (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
  • Television Receiver Circuits (AREA)
DE19752516748 1975-04-16 1975-04-16 Schaltungsanordnung zur Erzeugung einer stabilisierten Abstimmspannung Expired DE2516748C3 (de)

Priority Applications (4)

Application Number Priority Date Filing Date Title
DE19752516748 DE2516748C3 (de) 1975-04-16 1975-04-16 Schaltungsanordnung zur Erzeugung einer stabilisierten Abstimmspannung
CH412076A CH601948A5 (https=) 1975-04-16 1976-04-02
IT4903276A IT1058121B (it) 1975-04-16 1976-04-14 Circuito per generare una tensione di dintonizzazione stabilizzata
FR7611130A FR2308254A1 (fr) 1975-04-16 1976-04-15 Montage en vue de produire une tension de syntonisation stabilisee

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752516748 DE2516748C3 (de) 1975-04-16 1975-04-16 Schaltungsanordnung zur Erzeugung einer stabilisierten Abstimmspannung

Publications (3)

Publication Number Publication Date
DE2516748A1 DE2516748A1 (de) 1976-10-28
DE2516748B2 DE2516748B2 (de) 1980-01-03
DE2516748C3 true DE2516748C3 (de) 1980-09-04

Family

ID=5944129

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19752516748 Expired DE2516748C3 (de) 1975-04-16 1975-04-16 Schaltungsanordnung zur Erzeugung einer stabilisierten Abstimmspannung

Country Status (4)

Country Link
CH (1) CH601948A5 (https=)
DE (1) DE2516748C3 (https=)
FR (1) FR2308254A1 (https=)
IT (1) IT1058121B (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1173176A (en) * 1979-06-04 1984-08-21 Isao Fujimoto Tuner apparatus

Also Published As

Publication number Publication date
DE2516748B2 (de) 1980-01-03
FR2308254B3 (https=) 1979-04-06
FR2308254A1 (fr) 1976-11-12
DE2516748A1 (de) 1976-10-28
IT1058121B (it) 1982-04-10
CH601948A5 (https=) 1978-07-14

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Legal Events

Date Code Title Description
OD Request for examination
C3 Grant after two publication steps (3rd publication)
8339 Ceased/non-payment of the annual fee