JPS61102968U - - Google Patents
Info
- Publication number
- JPS61102968U JPS61102968U JP18932984U JP18932984U JPS61102968U JP S61102968 U JPS61102968 U JP S61102968U JP 18932984 U JP18932984 U JP 18932984U JP 18932984 U JP18932984 U JP 18932984U JP S61102968 U JPS61102968 U JP S61102968U
- Authority
- JP
- Japan
- Prior art keywords
- signal
- circuit
- specific frequency
- level
- level detection
- 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 8
- 238000010586 diagram Methods 0.000 description 8
- 238000012795 verification Methods 0.000 description 1
Landscapes
- Monitoring And Testing Of Transmission In General (AREA)
- Measurement Of Current Or Voltage (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18932984U JPS61102968U (cs) | 1984-12-13 | 1984-12-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18932984U JPS61102968U (cs) | 1984-12-13 | 1984-12-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61102968U true JPS61102968U (cs) | 1986-07-01 |
Family
ID=30746780
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18932984U Pending JPS61102968U (cs) | 1984-12-13 | 1984-12-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61102968U (cs) |
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1984
- 1984-12-13 JP JP18932984U patent/JPS61102968U/ja active Pending