JPH0145247B2 - - Google Patents
Info
- Publication number
- JPH0145247B2 JPH0145247B2 JP1495080A JP1495080A JPH0145247B2 JP H0145247 B2 JPH0145247 B2 JP H0145247B2 JP 1495080 A JP1495080 A JP 1495080A JP 1495080 A JP1495080 A JP 1495080A JP H0145247 B2 JPH0145247 B2 JP H0145247B2
- Authority
- JP
- Japan
- Prior art keywords
- voltage
- tuning
- reference voltage
- band
- section
- 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
- 238000000034 method Methods 0.000 claims description 4
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 8
- 238000004891 communication Methods 0.000 description 4
- 230000010355 oscillation Effects 0.000 description 3
- 238000012545 processing Methods 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification 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
Landscapes
- Channel Selection Circuits, Automatic Tuning Circuits (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1495080A JPS56112113A (en) | 1980-02-08 | 1980-02-08 | Channel selection device |
CA000366201A CA1171563A (en) | 1979-12-17 | 1980-12-05 | Tuning voltage generating apparatus of voltage synthesizer type |
US06/214,872 US4365348A (en) | 1979-12-17 | 1980-12-10 | Tuning voltage generating apparatus of voltage synthesizer type |
DE19803046718 DE3046718A1 (de) | 1979-06-04 | 1980-12-11 | Abstimmspannungsgenerator |
GB8040213A GB2066007B (en) | 1979-12-17 | 1980-12-16 | Tuning voltage generating apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1495080A JPS56112113A (en) | 1980-02-08 | 1980-02-08 | Channel selection device |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS56112113A JPS56112113A (en) | 1981-09-04 |
JPH0145247B2 true JPH0145247B2 (fi) | 1989-10-03 |
Family
ID=11875247
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1495080A Granted JPS56112113A (en) | 1979-06-04 | 1980-02-08 | Channel selection device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS56112113A (fi) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3571001B2 (ja) | 2001-03-15 | 2004-09-29 | 川崎重工業株式会社 | 空気浮上式ベルトコンベヤのトラフ接続構造 |
-
1980
- 1980-02-08 JP JP1495080A patent/JPS56112113A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS56112113A (en) | 1981-09-04 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR910001374B1 (ko) | 수상기용 튜닝 시스템 | |
US4291290A (en) | UHF-VHF tuner having damping means to reduce interference in UHF band | |
JPH0322729B2 (fi) | ||
US6108050A (en) | Television tuner | |
DE2343532C3 (de) | Modulatorschaltung | |
JPS58157217A (ja) | 同調方式 | |
US4466126A (en) | Tuner apparatus | |
US4005256A (en) | AFC circuit | |
KR930008713B1 (ko) | 동조 전압 트래킹 장치 | |
JPH0145247B2 (fi) | ||
US4607391A (en) | VHF/UHF band switching tuner including a second diode in band switch loop | |
JPS6138285Y2 (fi) | ||
US7079196B2 (en) | Television tuner which operates at low voltage | |
JPS6365169B2 (fi) | ||
JPH0730456A (ja) | テレビジョンチューナ | |
EP0578007A1 (de) | Schaltungsanordnung zur Erkennung und Unterdrückung von Nachbarkanalstörungen | |
US6593835B1 (en) | Multiple-tuning circuit of tuner preventing selection characteristic deterioration | |
JPS6138284Y2 (fi) | ||
CA1180139A (en) | Tuner apparatus | |
EP0961407B1 (en) | Television tuner | |
DE69120335T2 (de) | Hochfrequenzmodulator ohne Bedarf an einem Testbildgenerator | |
JPH0145248B2 (fi) | ||
KR820000706B1 (ko) | 텔레비젼 수상기의 동조기 | |
JPS6347082Y2 (fi) | ||
KR830002652B1 (ko) | 튜우너(tuner)장치 |