DE2023996B2 - Abstimmsystem - Google Patents

Abstimmsystem

Info

Publication number
DE2023996B2
DE2023996B2 DE19702023996 DE2023996A DE2023996B2 DE 2023996 B2 DE2023996 B2 DE 2023996B2 DE 19702023996 DE19702023996 DE 19702023996 DE 2023996 A DE2023996 A DE 2023996A DE 2023996 B2 DE2023996 B2 DE 2023996B2
Authority
DE
Germany
Prior art keywords
tuning
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
DE19702023996
Other languages
English (en)
Other versions
DE2023996A1 (de
DE2023996C3 (de
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
Priority to JP4006569 priority Critical
Priority to JP4006469 priority
Priority to JP4006669A priority patent/JPS4932002B1/ja
Application filed filed Critical
Publication of DE2023996A1 publication Critical patent/DE2023996A1/de
Publication of DE2023996B2 publication Critical patent/DE2023996B2/de
Application granted granted Critical
Publication of DE2023996C3 publication Critical patent/DE2023996C3/de
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—BASIC 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
    • H03J5/02—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 variable tuning element having a number of predetermined settings and adjustable to a desired one of these settings
    • H03J5/0218—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, by selecting the corresponding analogue value between a set of preset values
    • H03J5/0227—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, by selecting the corresponding analogue value between a set of preset values using a counter
DE19702023996 1969-05-20 1970-05-15 Expired DE2023996C3 (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP4006569 1969-05-20
JP4006469 1969-05-20
JP4006669A JPS4932002B1 (de) 1969-05-20 1969-05-20

Publications (3)

Publication Number Publication Date
DE2023996A1 DE2023996A1 (de) 1970-12-10
DE2023996B2 true DE2023996B2 (de) 1972-04-20
DE2023996C3 DE2023996C3 (de) 1980-11-13

Family

ID=27290357

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19702023996 Expired DE2023996C3 (de) 1969-05-20 1970-05-15

Country Status (5)

Country Link
US (1) US3652960A (de)
DE (1) DE2023996C3 (de)
FR (1) FR2043547A1 (de)
GB (1) GB1316871A (de)
NL (1) NL164436C (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2556951A1 (de) * 1974-12-27 1976-07-01 Fujitsu Ten Ltd Abstimmeinrichtung fuer funkempfaenger
DE2828848A1 (de) * 1977-06-30 1979-02-08 Pioneer Electronic Corp RADIO RECEIVER FOR MULTIPLE FREQUENCY BANDS WITH AN ELECTONIC PRESELECTION DEVICE

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2107714C3 (de) * 1971-02-18 1981-08-06 Grundig E.M.V. Elektro-Mechanische Versuchsanstalt Max Grundig & Co Kg, 8510 Fuerth, De
US3743944A (en) * 1971-05-17 1973-07-03 Rca Corp Automatic tuning control circuits
US3737818A (en) * 1971-07-23 1973-06-05 Gen Instrument Corp Matrix tuning system
US3777289A (en) * 1971-12-16 1973-12-04 Tokyo Shibaura Electric Co Selector having constant current sources and compensating diode for reducing ambient temperature effects on varactor tuner
NL7211592A (de) * 1972-08-25 1974-02-27
US3979680A (en) * 1973-11-15 1976-09-07 Matsushita Electric Industrial Co., Ltd. Channel selector
US3918002A (en) * 1974-05-22 1975-11-04 Texas Instruments Inc Electronic channel selector system with preset-at-power-on feature
US3914698A (en) * 1974-05-22 1975-10-21 Texas Instruments Inc Electronic selector system
DE2606227B2 (de) * 1976-02-17 1979-01-25 Loewe Opta Gmbh, 1000 Berlin
US4191924A (en) * 1977-05-25 1980-03-04 Matsushita Electric Industrial Co., Ltd. Channel selection apparatus
US4368541A (en) * 1980-06-30 1983-01-11 Evans Robert M Multiplexing arrangement for a plurality of voltage controlled filters
US4402089A (en) * 1981-09-16 1983-08-30 Rca Corporation Television tuning system with electronic frequency adjustment apparatus
US4418427A (en) * 1982-03-30 1983-11-29 Rca Corporation Tuning system for a multi-band television receiver
US4418428A (en) * 1982-03-30 1983-11-29 Rca Corporation Tuning system for a multi-band television receiver
JPS62200804A (en) * 1986-02-27 1987-09-04 Ricoh Co Ltd Semiconductor integrated circuit device having programmable analog element

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3264566A (en) * 1962-07-13 1966-08-02 Gen Instrument Corp Electronic switching of tuned circuits
US3496473A (en) * 1966-11-14 1970-02-17 Gen Dynamics Corp Automatically tuned communications systems
GB1281061A (en) * 1968-08-30 1972-07-12 Matsushita Electric Ind Co Ltd Channel selector and tuner combination

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2556951A1 (de) * 1974-12-27 1976-07-01 Fujitsu Ten Ltd Abstimmeinrichtung fuer funkempfaenger
DE2828848A1 (de) * 1977-06-30 1979-02-08 Pioneer Electronic Corp RADIO RECEIVER FOR MULTIPLE FREQUENCY BANDS WITH AN ELECTONIC PRESELECTION DEVICE

Also Published As

Publication number Publication date
US3652960A (en) 1972-03-28
DE2023996A1 (de) 1970-12-10
NL7007196A (de) 1970-11-24
DE2023996C3 (de) 1980-11-13
NL164436C (en) 1980-12-15
FR2043547A1 (de) 1971-02-19
NL164436B (nl) 1980-07-15
GB1316871A (en) 1973-05-16

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)