BR7409352A - Sintonizador de televisao - Google Patents
Sintonizador de televisaoInfo
- Publication number
- BR7409352A BR7409352A BR9352/74A BR935274A BR7409352A BR 7409352 A BR7409352 A BR 7409352A BR 9352/74 A BR9352/74 A BR 9352/74A BR 935274 A BR935274 A BR 935274A BR 7409352 A BR7409352 A BR 7409352A
- Authority
- BR
- Brazil
- Prior art keywords
- television tuner
- tuner
- television
- Prior art date
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
- H03J5/26—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 operated by hand
- H03J5/30—Tuning circuits or elements supported on a revolving member with contacts arranged in lines parallel to the axis
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US414326A US3898879A (en) | 1973-11-09 | 1973-11-09 | Television tuner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR7409352A true BR7409352A (pt) | 1976-05-18 |
Family
ID=23640967
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR9352/74A BR7409352A (pt) | 1973-11-09 | 1974-11-07 | Sintonizador de televisao |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3898879A (pt) |
| JP (1) | JPS5081202A (pt) |
| AR (1) | AR201703A1 (pt) |
| BR (1) | BR7409352A (pt) |
| GB (1) | GB1477400A (pt) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5551066Y2 (pt) * | 1975-07-25 | 1980-11-28 | ||
| JPS5528042Y2 (pt) * | 1978-02-27 | 1980-07-04 | ||
| US4429291A (en) | 1980-12-15 | 1984-01-31 | Nec Kansai, Ltd. | Rotary pre-setting fine tuning device for a turret type television tuner |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2534768A (en) * | 1948-10-08 | 1950-12-19 | Belmont Radio Corp | Television tuner |
| US2868982A (en) * | 1954-02-23 | 1959-01-13 | Admiral Corp | Very high frequency tuner |
| US3022674A (en) * | 1960-06-08 | 1962-02-27 | Sylvania Electric Prod | Tuning device |
| US3148345A (en) * | 1961-02-15 | 1964-09-08 | Zenith Radio Corp | Television tuner having vernier knob individually clutchable to channel fine tuners with automatic declutching upon channel selection |
| US3150338A (en) * | 1962-04-11 | 1964-09-22 | Gen Electric | Fine tuning apparatus for a television receiver |
| US3175407A (en) * | 1963-03-01 | 1965-03-30 | Motorola Inc | Wave signal apparatus |
-
1973
- 1973-11-09 US US414326A patent/US3898879A/en not_active Expired - Lifetime
-
1974
- 1974-09-25 AR AR255758A patent/AR201703A1/es active
- 1974-09-27 GB GB4212574A patent/GB1477400A/en not_active Expired
- 1974-10-14 JP JP49117983A patent/JPS5081202A/ja active Pending
- 1974-11-07 BR BR9352/74A patent/BR7409352A/pt unknown
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5081202A (pt) | 1975-07-01 |
| AR201703A1 (es) | 1975-04-08 |
| AU7318774A (en) | 1976-03-18 |
| GB1477400A (en) | 1977-06-22 |
| US3898879A (en) | 1975-08-12 |
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