FR2308254A1 - Montage en vue de produire une tension de syntonisation stabilisee - Google Patents

Montage en vue de produire une tension de syntonisation stabilisee

Info

Publication number
FR2308254A1
FR2308254A1 FR7611130A FR7611130A FR2308254A1 FR 2308254 A1 FR2308254 A1 FR 2308254A1 FR 7611130 A FR7611130 A FR 7611130A FR 7611130 A FR7611130 A FR 7611130A FR 2308254 A1 FR2308254 A1 FR 2308254A1
Authority
FR
France
Prior art keywords
tuning
stabilised
receiver
circuit
esp
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.)
Granted
Application number
FR7611130A
Other languages
English (en)
French (fr)
Other versions
FR2308254B3 (cs
Inventor
Eberhard 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
Publication of FR2308254A1 publication Critical patent/FR2308254A1/fr
Application granted granted Critical
Publication of FR2308254B3 publication Critical patent/FR2308254B3/fr
Granted 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)
  • Circuits Of Receivers In General (AREA)
  • Continuous-Control Power Sources That Use Transistors (AREA)
  • Television Receiver Circuits (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
FR7611130A 1975-04-16 1976-04-15 Montage en vue de produire une tension de syntonisation stabilisee Granted FR2308254A1 (fr)

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 (2)

Publication Number Publication Date
FR2308254A1 true FR2308254A1 (fr) 1976-11-12
FR2308254B3 FR2308254B3 (cs) 1979-04-06

Family

ID=5944129

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7611130A Granted FR2308254A1 (fr) 1975-04-16 1976-04-15 Montage en vue de produire une tension de syntonisation stabilisee

Country Status (4)

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

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
DE2516748A1 (de) 1976-10-28
CH601948A5 (cs) 1978-07-14
DE2516748C3 (de) 1980-09-04
IT1058121B (it) 1982-04-10
DE2516748B2 (de) 1980-01-03
FR2308254B3 (cs) 1979-04-06

Similar Documents

Publication Publication Date Title
GB1127801A (en) Signal translating system
GB1518303A (en) Electronic oscillator
GB1485905A (en) Gain control circuit
GB1314583A (en) Field effect transistor gate circuits
ES397699A1 (es) Perfeccionamientos en circuitos de control automatico de frecuencia.
GB1017759A (en) Improvements in or relating to variable gain transistor amplifiers
GB1453538A (en) Low noise rf signal generator
FR2308254A1 (fr) Montage en vue de produire une tension de syntonisation stabilisee
GB753953A (en) Improvements in or relating to stabilized transistor oscillators
GB1469990A (en) Gain control circuit
GB1172344A (en) Radio Receiver with Automatic Frequency and Output Control
GB991505A (en) Electronic tuner for heterodyne radio receivers
US3061742A (en) Stable transistor frequency changer having a stable multivibrator with synchronizing pulse input
GB1450964A (en) Circuit arrangement for reverse-biassing a variable capacitance diode
GB1309339A (en) Television receiver
GB1093538A (en) Improvements in or relating to switched frequency oscillators
GB1319854A (en) Channel selecting sysem
GB1448684A (en) If amplifiers
GB1279530A (en) Constant voltage series control circuit
GB1376954A (en) Line amplifier
GB1358408A (en) Voltage regulation apparatus
GB1404886A (en) Phase shifting circuit
GB949431A (en) Automatic gain control system
GB1054317A (cs)
GB1533432A (en) Fm tuner