JPH02132360U - - Google Patents
Info
- Publication number
- JPH02132360U JPH02132360U JP3951189U JP3951189U JPH02132360U JP H02132360 U JPH02132360 U JP H02132360U JP 3951189 U JP3951189 U JP 3951189U JP 3951189 U JP3951189 U JP 3951189U JP H02132360 U JPH02132360 U JP H02132360U
- Authority
- JP
- Japan
- Prior art keywords
- signal
- level
- microphone
- main amplifier
- amplifier circuit
- 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
- 238000001514 detection method Methods 0.000 claims description 3
Landscapes
- Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
- Control Of Amplification And Gain Control (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3951189U JPH02132360U (is) | 1989-04-03 | 1989-04-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3951189U JPH02132360U (is) | 1989-04-03 | 1989-04-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02132360U true JPH02132360U (is) | 1990-11-02 |
Family
ID=31548483
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3951189U Pending JPH02132360U (is) | 1989-04-03 | 1989-04-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02132360U (is) |
-
1989
- 1989-04-03 JP JP3951189U patent/JPH02132360U/ja active Pending
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