AT336708B - Schaltungsanordnung fur ein fernseh- oder rundfunkempfangsgerat zum durchschalten einer abstimmspannung - Google Patents
Schaltungsanordnung fur ein fernseh- oder rundfunkempfangsgerat zum durchschalten einer abstimmspannungInfo
- Publication number
- AT336708B AT336708B AT774473A AT774473A AT336708B AT 336708 B AT336708 B AT 336708B AT 774473 A AT774473 A AT 774473A AT 774473 A AT774473 A AT 774473A AT 336708 B AT336708 B AT 336708B
- Authority
- AT
- Austria
- Prior art keywords
- television
- switching
- circuit arrangement
- radio receiver
- tuning voltage
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/14—Modifications for compensating variations of physical values, e.g. of temperature
-
- 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
- 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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
- H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
- H03K17/60—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors
- H03K17/603—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors with coupled emitters
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19722244283 DE2244283C3 (de) | 1972-09-09 | 1972-09-09 | Schaltungsanordnung Mir ein Fernseh- oder Rundfunkempfangsgerät zum Durchschalten der Abstimmspannung |
| DE19732326655 DE2326655C3 (de) | 1973-05-25 | 1973-05-25 | Schaltungsanordnung für ein Fernseh- oder Rundfunkempfangsgerät zum Durchschalten der Abstimmspannung |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| ATA774473A ATA774473A (de) | 1976-09-15 |
| AT336708B true AT336708B (de) | 1977-05-25 |
Family
ID=25763812
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT774473A AT336708B (de) | 1972-09-09 | 1973-09-06 | Schaltungsanordnung fur ein fernseh- oder rundfunkempfangsgerat zum durchschalten einer abstimmspannung |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS5738048B2 (de) |
| AT (1) | AT336708B (de) |
| FR (1) | FR2204078B1 (de) |
| GB (1) | GB1447869A (de) |
| IT (1) | IT996660B (de) |
| NL (1) | NL161939C (de) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5199967A (ja) * | 1975-02-28 | 1976-09-03 | Mitsubishi Electric Corp | Anarogudenatsusentakukairo |
| JPS52150952U (de) * | 1976-05-13 | 1977-11-16 | ||
| NL186789C (nl) * | 1979-02-16 | 1991-02-18 | Philips Nv | Schakelcircuit uitgevoerd met meerdere ingangskanalen en een uitgangskanaal. |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4328598Y1 (de) * | 1964-09-03 | 1968-11-25 |
-
1973
- 1973-08-31 NL NL7311991A patent/NL161939C/xx not_active IP Right Cessation
- 1973-09-06 AT AT774473A patent/AT336708B/de not_active IP Right Cessation
- 1973-09-06 IT IT6966373A patent/IT996660B/it active
- 1973-09-06 GB GB4192273A patent/GB1447869A/en not_active Expired
- 1973-09-07 JP JP10038473A patent/JPS5738048B2/ja not_active Expired
- 1973-09-10 FR FR7332482A patent/FR2204078B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5738048B2 (de) | 1982-08-13 |
| NL161939C (nl) | 1980-03-17 |
| NL161939B (nl) | 1979-10-15 |
| FR2204078B1 (de) | 1976-05-14 |
| JPS4992904A (de) | 1974-09-04 |
| IT996660B (it) | 1975-12-10 |
| NL7311991A (de) | 1974-03-12 |
| GB1447869A (en) | 1976-09-02 |
| ATA774473A (de) | 1976-09-15 |
| FR2204078A1 (de) | 1974-05-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ELJ | Ceased due to non-payment of the annual fee |