JPS6232697U - - Google Patents
Info
- Publication number
- JPS6232697U JPS6232697U JP12425885U JP12425885U JPS6232697U JP S6232697 U JPS6232697 U JP S6232697U JP 12425885 U JP12425885 U JP 12425885U JP 12425885 U JP12425885 U JP 12425885U JP S6232697 U JPS6232697 U JP S6232697U
- Authority
- JP
- Japan
- Prior art keywords
- microphone
- microphone unit
- frequency range
- units
- diaphragm
- 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 7
Description
第１図はこの考案の一実施例の断面図、第２図
はこの考案の一実施例における高域用マイクロホ
ンの周波数特性図、第３図はこの考案の一実施例
の説明に用いる斜視図、第４図はこの考案の一実
施例における中低域用マイクロホンユニツトの周
波数特性図、第５図はこの考案の一実施例の周波
数特性図、第６図、第７図及び第８図はこの考案
の一実施例の説明に用いる指向特性図、第９図は
従来のマイクロホンの周波数特性図、第１０図は
従来のマイクロホンの説明に用いる等価回路の接
続図である。
図面における主要な符号の説明、１，１１：背
極、２，１２：振動板。
Fig. 1 is a sectional view of an embodiment of this invention, Fig. 2 is a frequency characteristic diagram of a high frequency microphone in an embodiment of this invention, and Fig. 3 is a perspective view used to explain an embodiment of this invention. , FIG. 4 is a frequency characteristic diagram of a mid-low range microphone unit according to an embodiment of this invention, FIG. 5 is a frequency characteristic diagram of an embodiment of this invention, and FIGS. 6, 7, and 8 are diagrams. FIG. 9 is a directional characteristic diagram used to explain an embodiment of this invention, FIG. 9 is a frequency characteristic diagram of a conventional microphone, and FIG. 10 is a connection diagram of an equivalent circuit used to explain the conventional microphone. Explanation of main symbols in the drawings: 1, 11: back electrode, 2, 12: diaphragm.
Claims (1)
ンユニツトを配置し、上記第１のマイクロホンユ
ニツトの周囲に第２の振動板を有する第２のマイ
クロホンユニツトを配置し、上記第１及び第２の
マイクロホンユニツトの一方を高域用とし他方を
中低域用とし、上記高域用とされた一方のマイク
ロホンユニツトの指向特性を狭指向性とし、上記
第１及び第２のマイクロホンユニツトの出力を合
成し、高域での指向性を鋭くするようにしたこと
を特徴とするコンデンサマイクロホン。 A first microphone unit having a first diaphragm is disposed in the center, a second microphone unit having a second diaphragm is disposed around the first microphone unit, and the first and second microphone units are disposed around the first microphone unit. One of the microphone units is used for the high frequency range and the other is used for the mid-low frequency range, the directivity of the one microphone unit designated for the high frequency range is made narrow, and the outputs of the first and second microphone units are combined. A condenser microphone characterized by sharp directivity in the high range.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12425885U JPS6232697U (en) | 1985-08-13 | 1985-08-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12425885U JPS6232697U (en) | 1985-08-13 | 1985-08-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6232697U true JPS6232697U (en) | 1987-02-26 |
Family
ID=31016107
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12425885U Pending JPS6232697U (en) | 1985-08-13 | 1985-08-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6232697U (en) |
-
1985
- 1985-08-13 JP JP12425885U patent/JPS6232697U/ja active Pending
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