JPS59144974U - Television receiver channel selection circuit - Google Patents
Television receiver channel selection circuitInfo
- Publication number
- JPS59144974U JPS59144974U JP3926383U JP3926383U JPS59144974U JP S59144974 U JPS59144974 U JP S59144974U JP 3926383 U JP3926383 U JP 3926383U JP 3926383 U JP3926383 U JP 3926383U JP S59144974 U JPS59144974 U JP S59144974U
- Authority
- JP
- Japan
- Prior art keywords
- channel selection
- television receiver
- selection circuit
- terminal
- television
- 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.)
- Pending
Links
Landscapes
- Channel Selection Circuits, Automatic Tuning Circuits (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来の選局回路図、第２図は本考案による選局
回路の一実施例を示す電気回路図、第３図はＦＭとテレ
ビ放送受信可能な受信機のブロック図、第４図はテレビ
チューナ回路のブロック図である。
１□〜１１□・・・ポテンショメータ、２１〜２，２・
・・バンド切換スイッチ、３・・・チャンネル切換スイ
ッチ、８・・・入出力コネクタ、１０・・・ＦＭ受信機
、１２・・・ＦＭチューナ回路、１７・・−ＴＶ受信機
、１９・・・ＴＶチューナ回路、２６・・・ＵＨＦチュ
ーナ回路、２７・・・ＶＨＦチューナ回路、４５． ４
６． ４７・・・スイッチング用トランジスタ。Fig. 1 is a conventional channel selection circuit diagram, Fig. 2 is an electric circuit diagram showing an embodiment of the channel selection circuit according to the present invention, Fig. 3 is a block diagram of a receiver capable of receiving FM and TV broadcasts, and Fig. 4 The figure is a block diagram of a television tuner circuit. 1□～11□・・・Potentiometer, 21～2,2・
... Band selection switch, 3... Channel selection switch, 8... Input/output connector, 10... FM receiver, 12... FM tuner circuit, 17... -TV receiver, 19... TV tuner circuit, 26... UHF tuner circuit, 27... VHF tuner circuit, 45. 4
6. 47...Switching transistor.
Claims (2)
ＨＦのテレビ用電子チューナ回路、ＦＭ放送チューナ回
路を具備したものにおいて、チャンネルプリセット用の
複数のポテンショメータと、これらのポテンショメータ
毎に設けられた３接点切換のバンド切換スイッチと、こ
のバンド切換スイッチの３接点にそれぞれ結合されたＶ
ＨＦ用端子、ＵＨＦ用端子、ＦＭ放送用端子および前記
ポテンショメータに結合されたチューニング用端子を有
する入力出力コネクタとを具備してなることを特徴とす
るテレビジョン受信機の選局回路。(1) Electronic tuner circuit for VHFI band television, U
In a device equipped with an HF electronic tuner circuit for television or an FM broadcast tuner circuit, a plurality of potentiometers for channel presetting, a 3-contact band changeover switch provided for each of these potentiometers, and 3 of these band changeover switches are used. V respectively coupled to the contacts
A channel selection circuit for a television receiver, comprising: an HF terminal, a UHF terminal, an FM broadcasting terminal, and an input/output connector having a tuning terminal coupled to the potentiometer.
端子間にそれぞれスイッチング用トランジスタを挿入し
てなる実用新案登録請求の範囲第１項記載のテレビジョ
ン受信機の選局回路。(2) The channel selection circuit for a television receiver according to claim 1, which is a utility model, and includes switching transistors inserted between the three contacts of the band changeover switch and the terminals of the input/output connector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3926383U JPS59144974U (en) | 1983-03-18 | 1983-03-18 | Television receiver channel selection circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3926383U JPS59144974U (en) | 1983-03-18 | 1983-03-18 | Television receiver channel selection circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59144974U true JPS59144974U (en) | 1984-09-27 |
Family
ID=30169915
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3926383U Pending JPS59144974U (en) | 1983-03-18 | 1983-03-18 | Television receiver channel selection circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59144974U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6231276A (en) * | 1985-08-02 | 1987-02-10 | Matsushita Electric Ind Co Ltd | Signal change over device |
-
1983
- 1983-03-18 JP JP3926383U patent/JPS59144974U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6231276A (en) * | 1985-08-02 | 1987-02-10 | Matsushita Electric Ind Co Ltd | Signal change over device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS59144974U (en) | Television receiver channel selection circuit | |
| JPS59147372U (en) | Television receiver channel selection circuit | |
| JPS59144973U (en) | Television receiver channel selection circuit | |
| JP2502435Y2 (en) | Voice switching circuit | |
| JPS615040U (en) | audio receiver | |
| JPS6027565U (en) | television receiver | |
| JPS5929428Y2 (en) | FM stereo receiver with TV audio multiplex receiver | |
| JPS58119267U (en) | TV receiver input addition device | |
| JPH0119212Y2 (en) | ||
| JPH01171181U (en) | ||
| JPS59189352U (en) | Receiver antenna circuit | |
| JPS58152060U (en) | television receiver | |
| JPH02126483U (en) | ||
| JPS58121469U (en) | remote control device | |
| JPS58169773U (en) | Pocketable radio/TV receiver | |
| JPS61156323U (en) | ||
| JPS63114530U (en) | ||
| JPS61192115A (en) | Reception system | |
| JPS59177245U (en) | receiver antenna circuit | |
| JPS6019260U (en) | FM tuner | |
| JPS6019259U (en) | FM tuner | |
| JPS59106262U (en) | television receiver | |
| JPH0324786U (en) | ||
| JPS6093376U (en) | CATV equipment | |
| JPS60181925U (en) | television receiver |