JPS5936603U - Video intermediate frequency output circuit - Google Patents
Video intermediate frequency output circuitInfo
- Publication number
- JPS5936603U JPS5936603U JP13166882U JP13166882U JPS5936603U JP S5936603 U JPS5936603 U JP S5936603U JP 13166882 U JP13166882 U JP 13166882U JP 13166882 U JP13166882 U JP 13166882U JP S5936603 U JPS5936603 U JP S5936603U
- Authority
- JP
- Japan
- Prior art keywords
- air
- intermediate frequency
- output circuit
- type low
- frequency output
- 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
- Control Of Motors That Do Not Use Commutators (AREA)
- Filters And Equalizers (AREA)
- Amplifiers (AREA)
- 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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来の映像中間周波出力回路を示す回路図、第
２図は第１区に示すインダクタが基板に組み込まれた状
態を示す斜視図、第３図はこの考案に係る映像中間周波
出力回路め一実施例を示す回路図、第４図は第３図に示
すインダクタが基板に組み込まれた状態を示す斜視図、
第５図ａ ”−ｃは出力周波数特性の帯域幅の調整の仕
方を説明する為の図、第６図はインダクタの間隔の変化
に対する帯域幅の変化を示す特性図である。
１７．１８・・・τ型ローパスフィルタ、２１゜２２．
２４，２５．３１・・・コンデンサ、３２゜３３・・・
インダクタ、３２１．３３１・・・ボビン、３２２．３
３２・・・巻線コイル。
第３図
第４図Figure 1 is a circuit diagram showing a conventional video intermediate frequency output circuit, Figure 2 is a perspective view showing the state in which the inductor shown in Section 1 is incorporated into a board, and Figure 3 is a video intermediate frequency output circuit according to this invention. A circuit diagram showing an embodiment of the circuit; FIG. 4 is a perspective view showing a state in which the inductor shown in FIG. 3 is incorporated into a board;
Figures 5a and 5c are diagrams for explaining how to adjust the bandwidth of the output frequency characteristics, and Figure 6 is a characteristic diagram showing changes in the bandwidth with respect to changes in the inductor spacing. 17.18. ...τ-type low-pass filter, 21°22.
24, 25. 31... Capacitor, 32゜33...
Inductor, 321.331...Bobbin, 322.3
32... Winding coil. Figure 3 Figure 4
Claims (1)
スフィルタと、この第１のπ型ローパスフィルタの空芯
コイルと略平行に配置されかつ反結合なる相互誘導作用
が得られるように該空芯コイルの巻線コイルの巻き方向
とは逆方向に巻線コイルが巻回された空芯コイルをイン
ダクタとして有する第２のπ型ローパスフィルタと、前
記第１、第２のπ型ローパスフィルタを容量結合するコ
ンデンサとを具備した映像中間周波出力回路。a first τ-type low-pass filter having an air-core coil as an inductor; and the air-core coil is arranged substantially parallel to the air-core coil of the first π-type low-pass filter so as to obtain an anti-coupling mutual induction effect. The first and second π-type low-pass filters are capacitively coupled to a second π-type low-pass filter having as an inductor an air-core coil in which a wire-wound coil is wound in a direction opposite to the winding direction of the wire-wound coil. A video intermediate frequency output circuit equipped with a capacitor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13166882U JPS5936603U (en) | 1982-08-31 | 1982-08-31 | Video intermediate frequency output circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13166882U JPS5936603U (en) | 1982-08-31 | 1982-08-31 | Video intermediate frequency output circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5936603U true JPS5936603U (en) | 1984-03-07 |
Family
ID=30297595
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13166882U Pending JPS5936603U (en) | 1982-08-31 | 1982-08-31 | Video intermediate frequency output circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5936603U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5542497U (en) * | 1978-09-13 | 1980-03-19 |
-
1982
- 1982-08-31 JP JP13166882U patent/JPS5936603U/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5542497U (en) * | 1978-09-13 | 1980-03-19 |
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