JPH0443024U - - Google Patents
Info
- Publication number
- JPH0443024U JPH0443024U JP2038490U JP2038490U JPH0443024U JP H0443024 U JPH0443024 U JP H0443024U JP 2038490 U JP2038490 U JP 2038490U JP 2038490 U JP2038490 U JP 2038490U JP H0443024 U JPH0443024 U JP H0443024U
- Authority
- JP
- Japan
- Prior art keywords
- resistor
- printed
- transducer
- comb filter
- circuit board
- 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
- 238000010586 diagram Methods 0.000 description 5
- 239000011521 glass Substances 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
- Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
Description
第１図は本考案の一実施例に係る櫛形フイルタ
の組立て説明図、第２図は第１図及び第４図に示
す櫛形フイルタの周波数特性グラフの調整状態を
示す線図、第３図は第１図及び第４図に示す櫛形
フイルタの周波数特性を示す線図、第４図は従来
の櫛形フイルタを示す構成図、第５図は本考案の
他の実施例を示す構成図である。
１……櫛形フイルタ、２……プリント基板、１
２……ガラス遅延線、１４……主面、１６……ゲ
ート、２０，３０……切欠面、２３，２５……リ
ード線、４０……共通アース電極、５０，６０…
…電極、７０……トランスジユーサ、ＲＸ……抵
抗。
FIG. 1 is an explanatory diagram of the assembly of a comb filter according to an embodiment of the present invention, FIG. 2 is a diagram showing the adjustment state of the frequency characteristic graph of the comb filter shown in FIGS. 1 and 4, and FIG. 1 and 4 are diagrams showing the frequency characteristics of the comb filter, FIG. 4 is a block diagram showing a conventional comb filter, and FIG. 5 is a block diagram showing another embodiment of the present invention. 1... Comb filter, 2... Printed circuit board, 1
2... Glass delay line, 14... Main surface, 16... Gate, 20, 30... Notch surface, 23, 25... Lead wire, 40... Common ground electrode, 50, 60...
...electrode, 70...transducer, RX...resistance.
Claims (1)
合し、このトランスジユーサに上面の電極に入力
用および出力用のリード線を接続したガラス遅延
線の前記各リード線間に抵抗を接続してなる櫛形
フイルタにおいて、 前記抵抗をプリント基板上に印刷した印刷抵抗
により構成したことを特徴とする櫛形フイルタ。[Claims for Utility Model Registration] A transducer is joined to at least one end face, and input and output lead wires are connected to the upper electrode of the transducer. A comb-shaped filter comprising a resistor connected thereto, characterized in that the resistor is a printed resistor printed on a printed circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2038490U JPH0443024U (en) | 1990-02-28 | 1990-02-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2038490U JPH0443024U (en) | 1990-02-28 | 1990-02-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0443024U true JPH0443024U (en) | 1992-04-13 |
Family
ID=31523473
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2038490U Pending JPH0443024U (en) | 1990-02-28 | 1990-02-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0443024U (en) |
-
1990
- 1990-02-28 JP JP2038490U patent/JPH0443024U/ja active Pending
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