JPS6025253U - TV tuner - Google Patents
TV tunerInfo
- Publication number
- JPS6025253U JPS6025253U JP11629183U JP11629183U JPS6025253U JP S6025253 U JPS6025253 U JP S6025253U JP 11629183 U JP11629183 U JP 11629183U JP 11629183 U JP11629183 U JP 11629183U JP S6025253 U JPS6025253 U JP S6025253U
- Authority
- JP
- Japan
- Prior art keywords
- tuner
- circuit
- frequency signal
- intermediate frequency
- signal transmission
- 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
- Superheterodyne Receivers (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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来のテレビチューナを示すブロック線図、第
２図は第１図のテレビチューナの一部の回路を示す回路
図、第３図は本考案によるテレビチューナの一実施例の
要部の回路を示す回路図である。
１はシールドケース、Ａ−Ｃはチューナ回路、１８は−
のチューナ回路Ｃのミキサ回路、２０は他のチューナ回
路Ｂの局部発振器、３０は中間周波信号伝送用導体であ
る。FIG. 1 is a block diagram showing a conventional TV tuner, FIG. 2 is a circuit diagram showing a part of the circuit of the TV tuner shown in FIG. 1, and FIG. 3 is a main part of an embodiment of the TV tuner according to the present invention. FIG. 2 is a circuit diagram showing a circuit of FIG. 1 is the shield case, A-C is the tuner circuit, 18 is -
20 is a local oscillator of another tuner circuit B, and 30 is a conductor for transmitting an intermediate frequency signal.
Claims (1)
リント基板上に形成されてシールドケース内に収納され
、−のチャンネルのチューナ回路のミキサ回路の中間周
波信号伝送用導体が他のチャンネルのチューナ回路の局
部発振器に近設して配されて成るテレビチューナに於い
て、上記中間周波信号伝送用導体の両端に、フィルタを
構成するインダクタを夫々直列に接続して成るテレビチ
ューナ。Tuner circuits for multiple channels with different reception bands are formed on a printed circuit board and housed in a shield case, and the intermediate frequency signal transmission conductor of the mixer circuit of the tuner circuit of the - channel is connected to the tuner circuit of the other channels. A television tuner arranged close to a local oscillator, wherein inductors constituting a filter are connected in series to both ends of the intermediate frequency signal transmission conductor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11629183U JPS6025253U (en) | 1983-07-26 | 1983-07-26 | TV tuner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11629183U JPS6025253U (en) | 1983-07-26 | 1983-07-26 | TV tuner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6025253U true JPS6025253U (en) | 1985-02-20 |
Family
ID=30268129
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11629183U Pending JPS6025253U (en) | 1983-07-26 | 1983-07-26 | TV tuner |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6025253U (en) |
-
1983
- 1983-07-26 JP JP11629183U patent/JPS6025253U/en active Pending
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