JPH04140908A - Frequency adjustment device for oscillator - Google Patents
Frequency adjustment device for oscillatorInfo
- Publication number
- JPH04140908A JPH04140908A JP26403790A JP26403790A JPH04140908A JP H04140908 A JPH04140908 A JP H04140908A JP 26403790 A JP26403790 A JP 26403790A JP 26403790 A JP26403790 A JP 26403790A JP H04140908 A JPH04140908 A JP H04140908A
- Authority
- JP
- Japan
- Prior art keywords
- tongue
- dielectric resonator
- close
- adjustment device
- partition plate
- 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
- 230000010355 oscillation Effects 0.000 claims abstract description 18
- 238000005192 partition Methods 0.000 claims abstract description 10
- 238000005452 bending Methods 0.000 claims description 2
- 239000002184 metal Substances 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
Landscapes
- Control Of Motors That Do Not Use Commutators (AREA)
- Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
Abstract
Description
【発明の詳細な説明】
産業上の利用分野
本発明は、ダブルス−パーへテロダインチＪ、−ナの第
２局部発振器等の発振器の周波数調整装置に関する。DETAILED DESCRIPTION OF THE INVENTION Field of the Invention The present invention relates to a frequency adjustment device for an oscillator such as a double superheterodyne inch J,-NA second local oscillator.
従来の技術
以下に従来の高層波の発振器の周波数調整装置について
説明する。2. Description of the Related Art A conventional frequency adjustment device for a high-frequency wave oscillator will be described below.
第３図に示すように、発振扛列路１の近辺に接地された
リング状の線材または、金属板片からなる発振周波数の
調整部品ｆ５を接近させて、発振条件を変えることによ
って発振周波数を変化させる方法である。As shown in FIG. 3, the oscillation frequency can be adjusted by bringing an oscillation frequency adjustment component f5 made of a grounded ring-shaped wire or metal plate close to the oscillation train 1 and changing the oscillation conditions. This is a way to change it.
発明が解決し２ようとＡる課題
ｊ２、かじながら上記の従来の構成（−（４、リングｃ
１：たけ金属板片の調整部品を用いるので部品点数が増
え、部品数イ・１け用基板や取付１数が必要となるとい
う問題点をイ１１７．でい〕、・６、本発明は」、記従
来の問題Ａ４解決するもので、部品点数４削減し取付下
数を低減し７た発振器の周波数調整装置を提供づること
を目的とする。、課穎を解決４るための手段
この課題を解決するために本発明の発振器の周波数調整
装置は、誘電体共振器を用いた発振回路と、接地した仕
切板の一部を切り折りまげて形成した舌部を備え、前記
舌部を前記誘電体共振器の開放端部に接近させた構成を
有１．ている。The problem j2 that the invention attempts to solve is that the above conventional configuration (-(4, ring c
1: Since adjustment parts made of bamboo metal plates are used, the number of parts increases, and the problem that one board and one mounting board are required. 6. The present invention solves the problem A4 of the prior art, and aims to provide an oscillator frequency adjustment device that reduces the number of parts by 4 and the number of parts to be installed. , Means for Solving Problem 4 To solve this problem, the oscillator frequency adjustment device of the present invention has an oscillation circuit using a dielectric resonator and a part of the grounded partition plate cut and folded. 1. The dielectric resonator has a tongue formed therein, the tongue being close to the open end of the dielectric resonator. ing.
作用
この構成によって、発振回路の発振条件を変えで、発振
周波数を変化させることとなる。Effect: With this configuration, the oscillation frequency can be changed by changing the oscillation conditions of the oscillation circuit.
実施例
以下・本発明の第１の実施例について、図面を参照しな
がら説明する。Embodiment Below A first embodiment of the present invention will be described with reference to the drawings.
第１図に示すように、発振回路１の誘電体共振器４の開
放端部の近辺に接地された仕切板２の一部を切り折りま
げて形成した舌部３を接近させて配Ｉ４る。この構成に
よ、って、舌部を誘電体共振器の開放端部に近づけたり
、向きを変えたりすることにより発振回路の発振条件を
変えて発振周波数を変化させることができる。As shown in FIG. 1, a tongue portion 3 formed by cutting and folding a part of a grounded partition plate 2 is placed close to the open end of the dielectric resonator 4 of the oscillation circuit 1. . With this configuration, it is possible to change the oscillation frequency by changing the oscillation conditions of the oscillation circuit by bringing the tongue closer to the open end of the dielectric resonator or changing its direction.
以下本発明の第２の実施例についで図面を参照しながら
説明Ａ′る。A second embodiment of the present invention will be described below with reference to the drawings.
第２図に示すように、第１の実施例と異なるところはメ
イン回路と同一の基板上に設置されている誘電体共振器
４の開放端部の近辺に接地されＬ仕切板２の一部を切り
折りまげて形成した舌部５を接近させて配置した点であ
る。As shown in FIG. 2, the difference from the first embodiment is that a part of the L partition plate 2 is grounded near the open end of the dielectric resonator 4 installed on the same board as the main circuit. This is because the tongue portions 5 formed by cutting and bending are placed close to each other.
発明の効摩
以上の実施例の説明からも明らかなように本発明は、接
地された仕切板の一部で形成した舌部を発振回路に接近
させた構成により、部品点数の削減および取付工数を低
減することができる優れた発振器の周波数調整装置を実
現できるものである。EFFECTS OF THE INVENTION As is clear from the above description of the embodiments, the present invention reduces the number of parts and the number of installation steps by having the tongue formed by a part of the grounded partition plate close to the oscillation circuit. This makes it possible to realize an excellent oscillator frequency adjustment device that can reduce the noise.
第１図は本発明の第１の実施例の発振器の周波数調整装
置の構成を示す斜視図、第２図は本発明の第２の実施例
の発振器の周波数調整装置の構成を示４“斜視図、第３
図は従来の発振器の周波数調整装置の構成を示す斜視図
である。
１・・・・・・発振回路、２・・・・・・仕切板、３・
・・・・・活部、４・・・・・・誘電体共振器。
代理人の氏名 弁理士小鍜治明 ほか２名第・１
図
１−−一部」展回路
？−仕切板
第
図FIG. 1 is a perspective view showing the configuration of an oscillator frequency adjustment device according to a first embodiment of the present invention, and FIG. 2 is a perspective view showing the configuration of an oscillator frequency adjustment device according to a second embodiment of the present invention. Figure, 3rd
The figure is a perspective view showing the configuration of a conventional oscillator frequency adjustment device. 1... Oscillation circuit, 2... Partition plate, 3.
...Active part, 4...Dielectric resonator. Name of agent: Patent attorney Haruaki Ogata and 2 others No. 1 Figure 1 - Part of the Exhibition Circuit? - Partition plate diagram
Claims (1)
一部を切り折りまげて形成した舌部を備え、前記舌部を
前記誘電体共振器の開放端部に接近させた発振器の周波
数調整装置。The frequency of an oscillator comprising an oscillation circuit using a dielectric resonator and a tongue formed by cutting and bending a part of a grounded partition plate, with the tongue close to the open end of the dielectric resonator. Adjustment device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP26403790A JPH04140908A (en) | 1990-10-01 | 1990-10-01 | Frequency adjustment device for oscillator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP26403790A JPH04140908A (en) | 1990-10-01 | 1990-10-01 | Frequency adjustment device for oscillator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH04140908A true JPH04140908A (en) | 1992-05-14 |
Family
ID=17397674
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP26403790A Pending JPH04140908A (en) | 1990-10-01 | 1990-10-01 | Frequency adjustment device for oscillator |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH04140908A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58194404A (en) * | 1982-05-07 | 1983-11-12 | Matsushita Electric Ind Co Ltd | Band pass filter |
| JPS6364105B2 (en) * | 1978-03-06 | 1988-12-09 |
-
1990
- 1990-10-01 JP JP26403790A patent/JPH04140908A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6364105B2 (en) * | 1978-03-06 | 1988-12-09 | ||
| JPS58194404A (en) * | 1982-05-07 | 1983-11-12 | Matsushita Electric Ind Co Ltd | Band pass filter |
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