IT1100030B - Schema circuitale per il movimento di ricerca automatico di un trasmettitore in un ricevitore super-eterodina - Google Patents
Schema circuitale per il movimento di ricerca automatico di un trasmettitore in un ricevitore super-eterodinaInfo
- Publication number
- IT1100030B IT1100030B IT29337/78A IT2933778A IT1100030B IT 1100030 B IT1100030 B IT 1100030B IT 29337/78 A IT29337/78 A IT 29337/78A IT 2933778 A IT2933778 A IT 2933778A IT 1100030 B IT1100030 B IT 1100030B
- Authority
- IT
- Italy
- Prior art keywords
- heterodine
- super
- transmitter
- receiver
- circuit diagram
- Prior art date
Links
- 238000010586 diagram Methods 0.000 title 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J7/00—Automatic frequency control; Automatic scanning over a band of frequencies
- H03J7/18—Automatic scanning over a band of frequencies
- H03J7/20—Automatic scanning over a band of frequencies where the scanning is accomplished by varying the electrical characteristics of a non-mechanically adjustable element
- H03J7/28—Automatic scanning over a band of frequencies where the scanning is accomplished by varying the electrical characteristics of a non-mechanically adjustable element using counters or frequency dividers
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2748997A DE2748997C2 (de) | 1977-11-02 | 1977-11-02 | Schaltungsanordnung für einen automatischen Sendersuchlauf und zur automatischen Scharfabstimmung für einen Überlagerungsempfänger |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7829337A0 IT7829337A0 (it) | 1978-10-31 |
IT1100030B true IT1100030B (it) | 1985-09-28 |
Family
ID=6022835
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT29337/78A IT1100030B (it) | 1977-11-02 | 1978-10-31 | Schema circuitale per il movimento di ricerca automatico di un trasmettitore in un ricevitore super-eterodina |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE2748997C2 (it) |
IT (1) | IT1100030B (it) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4262364A (en) * | 1978-02-27 | 1981-04-14 | Tokyo Shibaura Denki Kabushiki Kaisha | Electronic digital channel-selecting apparatus |
US4264976A (en) * | 1978-03-17 | 1981-04-28 | Sanyo Electric Co., Ltd. | Tuning control apparatus for digital tuner |
DE2812818C2 (de) * | 1978-03-23 | 1985-06-20 | Telefunken electronic GmbH, 7100 Heilbronn | Schaltungsanordnung für den Sendersuchlauf eines Überlagerungsempfängers |
DE3431995A1 (de) * | 1984-08-31 | 1986-03-13 | Blaupunkt-Werke Gmbh, 3200 Hildesheim | Abstimmschaltung zum automatischen nachstimmen und/oder durchstimmen eines rundfunkempfaengers, insbesondere eines autoradios |
IT1257123B (it) * | 1992-10-14 | 1996-01-05 | Seleco Spa | Metodo di sintonia a sintesi di tensione per ricevitore di segnali televisivi con chiamata diretta del canale. |
KR960004515B1 (ko) * | 1993-06-08 | 1996-04-06 | 엘지전자주식회사 | 티브이의 자동선국 인입범위 확장장치 및 그 방법 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3949158A (en) * | 1974-12-31 | 1976-04-06 | Quasar Electronics Corporation | Wide band aft circuit for television receiver |
DE2650305C3 (de) * | 1976-11-02 | 1980-11-20 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Schaltungsanordnung fur einen automatischen Sendersuchlauf |
-
1977
- 1977-11-02 DE DE2748997A patent/DE2748997C2/de not_active Expired
-
1978
- 1978-10-31 IT IT29337/78A patent/IT1100030B/it active
Also Published As
Publication number | Publication date |
---|---|
IT7829337A0 (it) | 1978-10-31 |
DE2748997C2 (de) | 1985-08-29 |
DE2748997A1 (de) | 1979-05-03 |
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