JPH01119295U - - Google Patents
Info
- Publication number
- JPH01119295U JPH01119295U JP29789U JP29789U JPH01119295U JP H01119295 U JPH01119295 U JP H01119295U JP 29789 U JP29789 U JP 29789U JP 29789 U JP29789 U JP 29789U JP H01119295 U JPH01119295 U JP H01119295U
- Authority
- JP
- Japan
- Prior art keywords
- microphone
- microphone units
- sound pressure
- mutually different
- pressure gradient
- 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 1
Landscapes
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP29789U JPH01119295U (fr) | 1989-01-07 | 1989-01-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP29789U JPH01119295U (fr) | 1989-01-07 | 1989-01-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01119295U true JPH01119295U (fr) | 1989-08-11 |
Family
ID=31199199
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP29789U Pending JPH01119295U (fr) | 1989-01-07 | 1989-01-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01119295U (fr) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016086283A (ja) * | 2014-10-24 | 2016-05-19 | 株式会社オーディオテクニカ | 可変指向性エレクトレットコンデンサマイクロホン |
-
1989
- 1989-01-07 JP JP29789U patent/JPH01119295U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016086283A (ja) * | 2014-10-24 | 2016-05-19 | 株式会社オーディオテクニカ | 可変指向性エレクトレットコンデンサマイクロホン |