JPS6161576B2 - - Google Patents
Info
- Publication number
- JPS6161576B2 JPS6161576B2 JP1265080A JP1265080A JPS6161576B2 JP S6161576 B2 JPS6161576 B2 JP S6161576B2 JP 1265080 A JP1265080 A JP 1265080A JP 1265080 A JP1265080 A JP 1265080A JP S6161576 B2 JPS6161576 B2 JP S6161576B2
- Authority
- JP
- Japan
- Prior art keywords
- voltage
- resistor
- tuning
- channel
- diode
- 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.)
- Expired
Links
- 108091006146 Channels Proteins 0.000 description 29
- 239000003990 capacitor Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
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
- H03J5/242—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
- 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
Landscapes
- Channel Selection Circuits, Automatic Tuning Circuits (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1265080A JPS56110330A (en) | 1980-02-04 | 1980-02-04 | Channel selection circuit |
| CA000359597A CA1180139A (en) | 1979-09-14 | 1980-09-05 | Tuner apparatus |
| GB8029512A GB2060294B (en) | 1979-09-14 | 1980-09-12 | Voltage variable capacitance tuner apparatus |
| DE19803034530 DE3034530A1 (de) | 1979-09-14 | 1980-09-12 | Abstimmvorrichtung |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1265080A JPS56110330A (en) | 1980-02-04 | 1980-02-04 | Channel selection circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS56110330A JPS56110330A (en) | 1981-09-01 |
| JPS6161576B2 true JPS6161576B2 (enrdf_load_html_response) | 1986-12-26 |
Family
ID=11811234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1265080A Granted JPS56110330A (en) | 1979-09-14 | 1980-02-04 | Channel selection circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS56110330A (enrdf_load_html_response) |
-
1980
- 1980-02-04 JP JP1265080A patent/JPS56110330A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS56110330A (en) | 1981-09-01 |
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