JPH0134478Y2 - - Google Patents
Info
- Publication number
- JPH0134478Y2 JPH0134478Y2 JP1981181321U JP18132181U JPH0134478Y2 JP H0134478 Y2 JPH0134478 Y2 JP H0134478Y2 JP 1981181321 U JP1981181321 U JP 1981181321U JP 18132181 U JP18132181 U JP 18132181U JP H0134478 Y2 JPH0134478 Y2 JP H0134478Y2
- Authority
- JP
- Japan
- Prior art keywords
- insulator
- fet
- back electrode
- condenser microphone
- press
- 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 24
- 238000003780 insertion Methods 0.000 claims description 15
- 230000037431 insertion Effects 0.000 claims description 15
- 238000006243 chemical reaction Methods 0.000 claims description 8
- 230000003014 reinforcing effect Effects 0.000 claims description 6
- 238000009423 ventilation Methods 0.000 claims description 5
- 239000000758 substrate Substances 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000012528 membrane Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 210000002784 stomach Anatomy 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18132181U JPS5885892U (ja) | 1981-12-04 | 1981-12-04 | エレクトレツトコンデンサマイクロホン |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18132181U JPS5885892U (ja) | 1981-12-04 | 1981-12-04 | エレクトレツトコンデンサマイクロホン |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5885892U JPS5885892U (ja) | 1983-06-10 |
| JPH0134478Y2 true JPH0134478Y2 (US06633600-20031014-M00021.png) | 1989-10-19 |
Family
ID=29978695
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18132181U Granted JPS5885892U (ja) | 1981-12-04 | 1981-12-04 | エレクトレツトコンデンサマイクロホン |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5885892U (US06633600-20031014-M00021.png) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5830399Y2 (ja) * | 1978-12-23 | 1983-07-04 | 株式会社東芝 | コンデンサ形マイクロホン |
-
1981
- 1981-12-04 JP JP18132181U patent/JPS5885892U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5885892U (ja) | 1983-06-10 |
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