JPH01100525U - - Google Patents
Info
- Publication number
- JPH01100525U JPH01100525U JP19569587U JP19569587U JPH01100525U JP H01100525 U JPH01100525 U JP H01100525U JP 19569587 U JP19569587 U JP 19569587U JP 19569587 U JP19569587 U JP 19569587U JP H01100525 U JPH01100525 U JP H01100525U
- Authority
- JP
- Japan
- Prior art keywords
- trap
- coil
- series resonant
- circuit
- bridge circuit
- 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
- 239000003990 capacitor Substances 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Filters And Equalizers (AREA)
Description
第１図は本考案の一実施例の回路図、第２図は
トラツプブリツジ回路を有する直列共振回路の基
本回路、第３図はその等価回路図、第４図は従来
回路と本実施例回路の周波数出力特性を示すグラ
フ、第５図は従来の一例の回路図である。
ＣＡ，ＣＢ，ＣＣ……コンデンサ、Ｃ２，Ｃ４
，Ｃ６……コンデンサ、Ｌ２，Ｌ４，Ｌ６……コ
イル、Ｒ２，Ｒ４，Ｒ６……抵抗、ｒ２，ｒ４，
ｒ６……内部抵抗、Ｚ１，Ｚ２，Ｚ３……インピ
ーダンス。
Fig. 1 is a circuit diagram of an embodiment of the present invention, Fig. 2 is a basic circuit of a series resonant circuit having a trap bridge circuit, Fig. 3 is an equivalent circuit diagram thereof, and Fig. 4 is a diagram of a conventional circuit and a circuit of this embodiment. FIG. 5, a graph showing frequency output characteristics, is a circuit diagram of an example of a conventional device. CA, CB, CC...Capacitor, C 2 , C 4
, C 6 ... Capacitor, L 2 , L 4 , L 6 ... Coil, R 2 , R 4 , R 6 ... Resistor, r 2 , r 4 ,
r 6 ... internal resistance, Z 1 , Z 2 , Z 3 ... impedance.
Claims (1)
含む残留側波帯ろ波器において、直列共振回路に
トラツプブリツジ回路を接続し、このトラツプブ
リツジ回路により生じるマイナス抵抗を前記コイ
ルの内部抵抗に等しく設定したことを特徴とする
残留側波帯ろ波器。 In a vestigial sideband filter including a series resonant circuit consisting of a coil and a capacitor, a trap bridge circuit is connected to the series resonant circuit, and a negative resistance generated by the trap bridge circuit is set equal to the internal resistance of the coil. residual sideband filter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19569587U JPH01100525U (en) | 1987-12-25 | 1987-12-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19569587U JPH01100525U (en) | 1987-12-25 | 1987-12-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01100525U true JPH01100525U (en) | 1989-07-06 |
Family
ID=31486359
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19569587U Pending JPH01100525U (en) | 1987-12-25 | 1987-12-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01100525U (en) |
-
1987
- 1987-12-25 JP JP19569587U patent/JPH01100525U/ja active Pending
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