DE2503785C3 - Kombituner für die Frequenzbereiche UHF und VHF - Google Patents

Kombituner für die Frequenzbereiche UHF und VHF

Info

Publication number
DE2503785C3
DE2503785C3 DE2503785A DE2503785A DE2503785C3 DE 2503785 C3 DE2503785 C3 DE 2503785C3 DE 2503785 A DE2503785 A DE 2503785A DE 2503785 A DE2503785 A DE 2503785A DE 2503785 C3 DE2503785 C3 DE 2503785C3
Authority
DE
Germany
Prior art keywords
uhf
vhf
inductance
frequency
band
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
DE2503785A
Other languages
German (de)
English (en)
Other versions
DE2503785B2 (de
DE2503785A1 (de
Inventor
Klaus 8898 Schrobenhausen Müller
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.)
Telefunken Electronic GmbH
Original Assignee
Telefunken Electronic 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 Telefunken Electronic GmbH filed Critical Telefunken Electronic GmbH
Priority to DE2503785A priority Critical patent/DE2503785C3/de
Priority to AU10336/76A priority patent/AU495343B2/en
Priority to NZ179794A priority patent/NZ179794A/xx
Priority to FI760198A priority patent/FI760198A/fi
Priority to SE7600961A priority patent/SE402037B/xx
Priority to ZA507A priority patent/ZA76507B/xx
Publication of DE2503785A1 publication Critical patent/DE2503785A1/de
Publication of DE2503785B2 publication Critical patent/DE2503785B2/de
Application granted granted Critical
Publication of DE2503785C3 publication Critical patent/DE2503785C3/de
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J5/00—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner
    • H03J5/24—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection
    • H03J5/242—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection used exclusively for band selection
    • H03J5/244—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection used exclusively for band selection using electronic means
    • 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

  • Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
  • Superheterodyne Receivers (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
DE2503785A 1975-01-30 1975-01-30 Kombituner für die Frequenzbereiche UHF und VHF Expired DE2503785C3 (de)

Priority Applications (6)

Application Number Priority Date Filing Date Title
DE2503785A DE2503785C3 (de) 1975-01-30 1975-01-30 Kombituner für die Frequenzbereiche UHF und VHF
AU10336/76A AU495343B2 (en) 1975-01-30 1976-01-15 Tunable resonant circuit
NZ179794A NZ179794A (en) 1975-01-30 1976-01-20 Two-band tuned circuit
FI760198A FI760198A (US20020128544A1-20020912-P00008.png) 1975-01-30 1976-01-28
SE7600961A SE402037B (sv) 1975-01-30 1976-01-29 Avstembar resonanskrets for atminstone tva frekvensomraden
ZA507A ZA76507B (en) 1975-01-30 1976-01-29 Tunable resonant circuit especially half-wave line resonant circuit for at least two frequency bands

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2503785A DE2503785C3 (de) 1975-01-30 1975-01-30 Kombituner für die Frequenzbereiche UHF und VHF

Publications (3)

Publication Number Publication Date
DE2503785A1 DE2503785A1 (de) 1976-08-05
DE2503785B2 DE2503785B2 (de) 1977-06-16
DE2503785C3 true DE2503785C3 (de) 1984-07-12

Family

ID=5937679

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2503785A Expired DE2503785C3 (de) 1975-01-30 1975-01-30 Kombituner für die Frequenzbereiche UHF und VHF

Country Status (5)

Country Link
DE (1) DE2503785C3 (US20020128544A1-20020912-P00008.png)
FI (1) FI760198A (US20020128544A1-20020912-P00008.png)
NZ (1) NZ179794A (US20020128544A1-20020912-P00008.png)
SE (1) SE402037B (US20020128544A1-20020912-P00008.png)
ZA (1) ZA76507B (US20020128544A1-20020912-P00008.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3606434A1 (de) * 1985-02-28 1986-08-28 Rca Corp., Princeton, N.J. Oertlicher vielband-oszillator

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2371821A1 (fr) * 1976-10-25 1978-06-16 Indesit Dispositif d'accord pour recepteur de television
JPS6043696B2 (ja) * 1978-03-15 1985-09-30 三洋電機株式会社 Ｖｈｆチユ−ナの段間同調結合回路
DE3317219A1 (de) * 1983-05-11 1984-11-15 Telefunken electronic GmbH, 7100 Heilbronn Eingangsschaltung mit wenigstens zwei eingangswegen
DE3321262A1 (de) * 1983-06-11 1984-12-13 Telefunken electronic GmbH, 7100 Heilbronn Abstimmschaltung fuer die bereiche uhf- und vhf
US4567523A (en) * 1983-12-05 1986-01-28 North American Philips Consumer Electronics Corp. Television receiver input circuit
US4598423A (en) * 1985-02-28 1986-07-01 Rca Corporation Tuning circuit for a multiband tuner
DE3509517A1 (de) * 1985-03-16 1986-09-25 Philips Patentverwaltung Gmbh, 2000 Hamburg Schaltungsanordnung fuer einen tuner zur umschaltung zweier frequenzbaender

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3606434A1 (de) * 1985-02-28 1986-08-28 Rca Corp., Princeton, N.J. Oertlicher vielband-oszillator

Also Published As

Publication number Publication date
AU1033676A (en) 1977-07-21
DE2503785B2 (de) 1977-06-16
SE7600961L (sv) 1976-08-02
DE2503785A1 (de) 1976-08-05
NZ179794A (en) 1978-03-06
SE402037B (sv) 1978-06-12
FI760198A (US20020128544A1-20020912-P00008.png) 1976-07-31
ZA76507B (en) 1977-01-26

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Legal Events

Date Code Title Description
BF Willingness to grant licences
8227 New person/name/address of the applicant

Free format text: TELEFUNKEN ELECTRONIC GMBH, 7100 HEILBRONN, DE

8281 Inventor (new situation)

Free format text: REHM, JOSEF, 8069 ROHRBACH, DE MUELLER, KLAUS, 8898 SCHROBENHAUSEN, DE

C3 Grant after two publication steps (3rd publication)
8339 Ceased/non-payment of the annual fee