JPH0233369U - - Google Patents
Info
- Publication number
- JPH0233369U JPH0233369U JP11171288U JP11171288U JPH0233369U JP H0233369 U JPH0233369 U JP H0233369U JP 11171288 U JP11171288 U JP 11171288U JP 11171288 U JP11171288 U JP 11171288U JP H0233369 U JPH0233369 U JP H0233369U
- Authority
- JP
- Japan
- Prior art keywords
- measuring device
- capacitance
- movable electrode
- condenser microphone
- capacitance measuring
- 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 1
- 235000014676 Phragmites communis Nutrition 0.000 description 1
Description
第１図は本考案の一実施例を示す基本的な構造
を示す断面図、第２図はその具体的な構造を示す
断面図、第３図はプランジヤー形の従来例の断面
図、第４図はリードリレー形の従来例の断面図で
ある。
１……コンデンサマイクロホン、１ａ……ホツ
ト端子、１ｂ……ケース、２……接続部、２１…
…プランジヤー電極、２３……シールド筒、２４
……スプリング、２５……オンオフ支持棒、２８
……外極筒、２９……コネクタ。
Fig. 1 is a sectional view showing the basic structure of an embodiment of the present invention, Fig. 2 is a sectional view showing its specific structure, Fig. 3 is a sectional view of a conventional plunger type example, and Fig. 4 is a sectional view showing the basic structure of an embodiment of the present invention. The figure is a sectional view of a conventional example of a reed relay type. 1... Condenser microphone, 1a... Hot terminal, 1b... Case, 2... Connection part, 21...
... Plunger electrode, 23 ... Shield tube, 24
... Spring, 25 ... On-off support rod, 28
...outer tube, 29...connector.
Claims (1)
動電極を接触、離隔させてそのコンデンサマイク
ロホンの静電容量を測定する静電容量測定装置に
おいて、 上記移動電極をプランジヤー形に形成してその
移動電極と同電位に接続したシールド筒内へ収容
することを特徴とするコンデンサマイクロホンの
静電容量測定装置。[Claims for Utility Model Registration] In a capacitance measuring device that measures the capacitance of a capacitor microphone by bringing a movable electrode into contact with and separating from a hot terminal of the condenser microphone, the movable electrode is formed into a plunger shape. A capacitance measuring device for a condenser microphone, characterized in that the device is housed in a shield cylinder connected to the same potential as the moving electrode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11171288U JPH0233369U (en) | 1988-08-26 | 1988-08-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11171288U JPH0233369U (en) | 1988-08-26 | 1988-08-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0233369U true JPH0233369U (en) | 1990-03-02 |
Family
ID=31350004
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11171288U Pending JPH0233369U (en) | 1988-08-26 | 1988-08-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0233369U (en) |
-
1988
- 1988-08-26 JP JP11171288U patent/JPH0233369U/ja active Pending