JPH01169813U - - Google Patents
Info
- Publication number
- JPH01169813U JPH01169813U JP6720388U JP6720388U JPH01169813U JP H01169813 U JPH01169813 U JP H01169813U JP 6720388 U JP6720388 U JP 6720388U JP 6720388 U JP6720388 U JP 6720388U JP H01169813 U JPH01169813 U JP H01169813U
- Authority
- JP
- Japan
- Prior art keywords
- player
- section
- headphone
- noise
- decreases
- 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
- 230000007423 decrease Effects 0.000 claims 2
- 238000001514 detection method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
Landscapes
- Control Of Amplification And Gain Control (AREA)
- Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6720388U JPH01169813U (zh) | 1988-05-20 | 1988-05-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6720388U JPH01169813U (zh) | 1988-05-20 | 1988-05-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01169813U true JPH01169813U (zh) | 1989-11-30 |
Family
ID=31292586
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6720388U Pending JPH01169813U (zh) | 1988-05-20 | 1988-05-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01169813U (zh) |
-
1988
- 1988-05-20 JP JP6720388U patent/JPH01169813U/ja active Pending