JPS5890732U - Tuner device - Google Patents
Tuner deviceInfo
- Publication number
- JPS5890732U JPS5890732U JP18658281U JP18658281U JPS5890732U JP S5890732 U JPS5890732 U JP S5890732U JP 18658281 U JP18658281 U JP 18658281U JP 18658281 U JP18658281 U JP 18658281U JP S5890732 U JPS5890732 U JP S5890732U
- Authority
- JP
- Japan
- Prior art keywords
- shield plate
- board
- tuner device
- inductors
- center line
- 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.)
- Granted
Links
Landscapes
- Microwave Amplifiers (AREA)
- Structure Of Receivers (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ＵＨＦチューナのＲＦ同調回路の要部を示す回
路図、第２図は上記ＲＦ同調回路の要部の従来例におけ
る構造を示す斜視図、第３図及び第４図は夫々本考案に
なるチューナ装置の１実施例を適用したＵＨＦチューナ
の上方及び下方斜視図、第５図は上記ＵＨＦチューナの
ＲＦ同調回路の要部の構造を示す斜視図である。
１．１７−２・・・・・・ＲＦ同調回路、２．１３・・
・・・・プリント基板、３．１６−１〜１６−４・・曲
シールド板、３ａ・・・・・・窓部、４−１． ４−２
． ２０゜２１・・・・・・ＲＦ用インダクタ、５−１
．５−２゜１９−１〜１９−３・・・・・・調整ループ
、６・・四回変容量ダイオード、８．２３−１．２３−
２・曲佳すマコンデンサ、１１・−−−−−ＵＨＦチュ
ーナ、１７−１・・・・・・アンテナ同調回路、１７−
３・・囲周部発振回路、１７−４・・・・・・混合回路
、１８・・曲アンテナ信号入力端子、１９ａ・・曲調盤
ループ部。Fig. 1 is a circuit diagram showing the main parts of the RF tuning circuit of a UHF tuner, Fig. 2 is a perspective view showing the structure of the main parts of the RF tuning circuit in a conventional example, and Figs. FIG. 5 is an upper and lower perspective view of a UHF tuner to which an embodiment of the tuner device is applied, and FIG. 5 is a perspective view showing the structure of a main part of an RF tuning circuit of the UHF tuner. 1.17-2...RF tuning circuit, 2.13...
...Printed circuit board, 3.16-1 to 16-4...Curved shield plate, 3a...Window section, 4-1. 4-2
．． 20゜21...RF inductor, 5-1
．． 5-2゜19-1 to 19-3... Adjustment loop, 6... Quadruple capacitance diode, 8.23-1.23-
2. Macacitor with good tune, 11.---UHF tuner, 17-1...Antenna tuning circuit, 17-
3... Surrounding part oscillation circuit, 17-4... Mixing circuit, 18... Song antenna signal input terminal, 19a... Tuning board loop section.
Claims (1)
次インダクタとを互いに平行離間させてプリント配設し
、更に該基板他面の上記両ＲＦ用インダクタ間の略中心
線に対応する位ｉにシールド板を立設すると共に該基板
他面の上記シールド板の両側近傍位置に夫々該シールド
板に対し近接離間自在に調整変形可能とされた１対の調
整ループを設けた構成としてなるチューナ装置。RF primary inductor and RF 2 on one side of the printed circuit board
A shield plate is erected on the other side of the board at a position i corresponding to approximately the center line between the two RF inductors, and a shield plate is installed on the other side of the board at a position i that corresponds to the center line between the two RF inductors. A tuner device having a configuration in which a pair of adjustment loops are provided near both sides of a plate, each of which can be adjusted and deformed so as to be able to move toward and away from the shield plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18658281U JPS5890732U (en) | 1981-12-15 | 1981-12-15 | Tuner device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18658281U JPS5890732U (en) | 1981-12-15 | 1981-12-15 | Tuner device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5890732U true JPS5890732U (en) | 1983-06-20 |
| JPH0112427Y2 JPH0112427Y2 (en) | 1989-04-11 |
Family
ID=29988647
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18658281U Granted JPS5890732U (en) | 1981-12-15 | 1981-12-15 | Tuner device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5890732U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6123722U (en) * | 1984-07-18 | 1986-02-12 | 関西日本電気株式会社 | UHF tuner local oscillator |
| JP2005304275A (en) * | 2004-04-16 | 2005-10-27 | Cosel Co Ltd | Switching power supply |
-
1981
- 1981-12-15 JP JP18658281U patent/JPS5890732U/en active Granted
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6123722U (en) * | 1984-07-18 | 1986-02-12 | 関西日本電気株式会社 | UHF tuner local oscillator |
| JP2005304275A (en) * | 2004-04-16 | 2005-10-27 | Cosel Co Ltd | Switching power supply |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0112427Y2 (en) | 1989-04-11 |
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