JPS6123908Y2 - - Google Patents
Info
- Publication number
- JPS6123908Y2 JPS6123908Y2 JP1258880U JP1258880U JPS6123908Y2 JP S6123908 Y2 JPS6123908 Y2 JP S6123908Y2 JP 1258880 U JP1258880 U JP 1258880U JP 1258880 U JP1258880 U JP 1258880U JP S6123908 Y2 JPS6123908 Y2 JP S6123908Y2
- Authority
- JP
- Japan
- Prior art keywords
- resistance material
- air chamber
- acoustic resistance
- movable wall
- 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.)
- Expired
Links
- 239000000463 material Substances 0.000 claims description 23
- 230000000694 effects Effects 0.000 description 7
- 230000035699 permeability Effects 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000002238 attenuated effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
Landscapes
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1258880U JPS6123908Y2 (en]) | 1980-02-04 | 1980-02-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1258880U JPS6123908Y2 (en]) | 1980-02-04 | 1980-02-04 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS56116796U JPS56116796U (en]) | 1981-09-07 |
| JPS6123908Y2 true JPS6123908Y2 (en]) | 1986-07-17 |
Family
ID=29609157
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1258880U Expired JPS6123908Y2 (en]) | 1980-02-04 | 1980-02-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6123908Y2 (en]) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5877980U (ja) * | 1981-11-24 | 1983-05-26 | ソニー株式会社 | マイクロホン |
| JPS5877978U (ja) * | 1981-11-24 | 1983-05-26 | ソニー株式会社 | マイクロホン |
-
1980
- 1980-02-04 JP JP1258880U patent/JPS6123908Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS56116796U (en]) | 1981-09-07 |
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