JPS63142993U - - Google Patents
Info
- Publication number
- JPS63142993U JPS63142993U JP3522987U JP3522987U JPS63142993U JP S63142993 U JPS63142993 U JP S63142993U JP 3522987 U JP3522987 U JP 3522987U JP 3522987 U JP3522987 U JP 3522987U JP S63142993 U JPS63142993 U JP S63142993U
- Authority
- JP
- Japan
- Prior art keywords
- microphone
- terminal
- circuit
- amplifier circuit
- grounded
- 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
- 230000005236 sound signal Effects 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 2
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3522987U JPS63142993U (mo) | 1987-03-12 | 1987-03-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3522987U JPS63142993U (mo) | 1987-03-12 | 1987-03-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63142993U true JPS63142993U (mo) | 1988-09-20 |
Family
ID=30844528
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3522987U Pending JPS63142993U (mo) | 1987-03-12 | 1987-03-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63142993U (mo) |
-
1987
- 1987-03-12 JP JP3522987U patent/JPS63142993U/ja active Pending
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