JPH0432875Y2 - - Google Patents
Info
- Publication number
- JPH0432875Y2 JPH0432875Y2 JP7940187U JP7940187U JPH0432875Y2 JP H0432875 Y2 JPH0432875 Y2 JP H0432875Y2 JP 7940187 U JP7940187 U JP 7940187U JP 7940187 U JP7940187 U JP 7940187U JP H0432875 Y2 JPH0432875 Y2 JP H0432875Y2
- Authority
- JP
- Japan
- Prior art keywords
- acoustic
- diaphragm
- cylindrical casing
- condenser microphone
- fixed pole
- 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.)
- Expired
Links
- 239000012212 insulator Substances 0.000 claims description 14
- 238000006243 chemical reaction Methods 0.000 claims description 10
- 239000012528 membrane Substances 0.000 description 20
- 230000010363 phase shift Effects 0.000 description 11
- 230000035945 sensitivity Effects 0.000 description 5
- 230000002093 peripheral effect Effects 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 125000006850 spacer group Chemical group 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
Landscapes
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7940187U JPH0432875Y2 (US06589383-20030708-C00041.png) | 1987-05-26 | 1987-05-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7940187U JPH0432875Y2 (US06589383-20030708-C00041.png) | 1987-05-26 | 1987-05-26 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63187500U JPS63187500U (US06589383-20030708-C00041.png) | 1988-11-30 |
| JPH0432875Y2 true JPH0432875Y2 (US06589383-20030708-C00041.png) | 1992-08-06 |
Family
ID=30929225
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7940187U Expired JPH0432875Y2 (US06589383-20030708-C00041.png) | 1987-05-26 | 1987-05-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0432875Y2 (US06589383-20030708-C00041.png) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006203468A (ja) * | 2005-01-19 | 2006-08-03 | Nippon Denon Kk | 防滴化された単一指向性マイクロホン装置 |
| JP4642541B2 (ja) * | 2005-05-06 | 2011-03-02 | 株式会社オーディオテクニカ | マイクロホン |
-
1987
- 1987-05-26 JP JP7940187U patent/JPH0432875Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS63187500U (US06589383-20030708-C00041.png) | 1988-11-30 |
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