ES496643A0 - Un circuito para una disposicion de circuitos de radiofre- cuencia sintonizables, por ejemplo para sintonizar un osci- lador - Google Patents
Un circuito para una disposicion de circuitos de radiofre- cuencia sintonizables, por ejemplo para sintonizar un osci- ladorInfo
- Publication number
- ES496643A0 ES496643A0 ES496643A ES496643A ES496643A0 ES 496643 A0 ES496643 A0 ES 496643A0 ES 496643 A ES496643 A ES 496643A ES 496643 A ES496643 A ES 496643A ES 496643 A0 ES496643 A0 ES 496643A0
- Authority
- ES
- Spain
- Prior art keywords
- tune
- oscillator
- radio frequency
- circuit
- tunable radio
- 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
Links
Classifications
-
- 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
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J3/00—Continuous tuning
- H03J3/02—Details
- H03J3/04—Arrangements for compensating for variations of physical values, e.g. temperature
-
- 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
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L1/00—Stabilisation of generator output against variations of physical values, e.g. power supply
- H03L1/02—Stabilisation of generator output against variations of physical values, e.g. power supply against variations of temperature only
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2945546A DE2945546C2 (de) | 1979-11-10 | 1979-11-10 | Schaltungsanordnung für abstimmbare HF-Kreise |
Publications (2)
Publication Number | Publication Date |
---|---|
ES8201375A1 ES8201375A1 (es) | 1981-12-01 |
ES496643A0 true ES496643A0 (es) | 1981-12-01 |
Family
ID=6085725
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES496643A Granted ES496643A0 (es) | 1979-11-10 | 1980-11-07 | Un circuito para una disposicion de circuitos de radiofre- cuencia sintonizables, por ejemplo para sintonizar un osci- lador |
Country Status (10)
Country | Link |
---|---|
US (1) | US4369417A (es) |
JP (2) | JPS5685928A (es) |
AT (1) | AT381193B (es) |
AU (1) | AU534345B2 (es) |
BE (1) | BE886092A (es) |
DE (1) | DE2945546C2 (es) |
ES (1) | ES496643A0 (es) |
FR (1) | FR2469831A1 (es) |
GB (1) | GB2062997B (es) |
IT (1) | IT1129824B (es) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4402089A (en) * | 1981-09-16 | 1983-08-30 | Rca Corporation | Television tuning system with electronic frequency adjustment apparatus |
US4494081A (en) * | 1982-05-24 | 1985-01-15 | Rca Corporation | Variable frequency U. H. F. local oscillator for a television receiver |
FR2547136B1 (fr) * | 1983-06-01 | 1985-07-12 | Labo Electronique Physique | Circuit de stabilisation de la frequence d'un oscillateur libre en fonction de la temperature |
JPS6221304A (ja) * | 1985-07-22 | 1987-01-29 | Matsushita Electric Ind Co Ltd | 局部発振器 |
GB2181006A (en) * | 1985-09-28 | 1987-04-08 | Motorola Ltd | Two-way radios |
US5136807A (en) * | 1990-01-26 | 1992-08-11 | Gro-Max Systems, Inc. | Arrangement for growing plants |
EP0939488A1 (en) * | 1998-02-02 | 1999-09-01 | Sony International (Europe) GmbH | Voltage controlled tuning cicuit |
US6991367B2 (en) * | 2003-11-04 | 2006-01-31 | Raytheon Company | Integrated thermal sensor for microwave transistors |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2811647A (en) * | 1956-04-09 | 1957-10-29 | Rca Corp | Oscillator frequency drift compensation arrangement |
FR1557474A (es) * | 1967-03-30 | 1969-02-14 | ||
US3428916A (en) * | 1967-04-14 | 1969-02-18 | Bendix Corp | Compensated crystal oscillators |
JPS4854850A (es) * | 1971-11-09 | 1973-08-01 | ||
GB1356553A (en) * | 1971-12-16 | 1974-06-12 | Tokyo Shibaura Electric Co | Channel selecting apparatus including an electronic tuner |
JPS5087559A (es) * | 1973-12-05 | 1975-07-14 | ||
US4015218A (en) * | 1974-05-06 | 1977-03-29 | Inventronics, Inc. | Temperature compensated solid-state oscillator |
JPS5815165Y2 (ja) * | 1974-06-28 | 1983-03-26 | 株式会社東芝 | キユウシソウチ |
JPS5426601A (en) * | 1977-08-01 | 1979-02-28 | Pioneer Electronic Corp | Temperature compensating circuit for varactor |
-
1979
- 1979-11-10 DE DE2945546A patent/DE2945546C2/de not_active Expired
-
1980
- 1980-11-05 AU AU64088/80A patent/AU534345B2/en not_active Ceased
- 1980-11-07 IT IT68708/80A patent/IT1129824B/it active
- 1980-11-07 BE BE0/202747A patent/BE886092A/fr not_active IP Right Cessation
- 1980-11-07 GB GB8035827A patent/GB2062997B/en not_active Expired
- 1980-11-07 ES ES496643A patent/ES496643A0/es active Granted
- 1980-11-07 AT AT0549180A patent/AT381193B/de not_active IP Right Cessation
- 1980-11-07 FR FR8023827A patent/FR2469831A1/fr not_active Withdrawn
- 1980-11-10 US US06/205,078 patent/US4369417A/en not_active Expired - Lifetime
- 1980-11-10 JP JP15712180A patent/JPS5685928A/ja active Pending
-
1988
- 1988-07-12 JP JP1988091518U patent/JPS6421514U/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
AU6408880A (en) | 1981-08-20 |
GB2062997A (en) | 1981-05-28 |
AU534345B2 (en) | 1984-01-19 |
AT381193B (de) | 1986-09-10 |
ATA549180A (de) | 1986-01-15 |
IT8068708A0 (it) | 1980-11-07 |
JPS6421514U (es) | 1989-02-02 |
DE2945546A1 (de) | 1981-05-21 |
FR2469831A1 (fr) | 1981-05-22 |
BE886092A (fr) | 1981-05-07 |
JPS5685928A (en) | 1981-07-13 |
DE2945546C2 (de) | 1983-09-29 |
ES8201375A1 (es) | 1981-12-01 |
IT1129824B (it) | 1986-06-11 |
US4369417A (en) | 1983-01-18 |
GB2062997B (en) | 1984-01-11 |
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