JPS6250836B2 - - Google Patents
Info
- Publication number
- JPS6250836B2 JPS6250836B2 JP4266280A JP4266280A JPS6250836B2 JP S6250836 B2 JPS6250836 B2 JP S6250836B2 JP 4266280 A JP4266280 A JP 4266280A JP 4266280 A JP4266280 A JP 4266280A JP S6250836 B2 JPS6250836 B2 JP S6250836B2
- Authority
- JP
- Japan
- Prior art keywords
- siren
- sound
- siren sound
- output
- control
- 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
- 230000003321 amplification Effects 0.000 claims description 10
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 10
- 230000002238 attenuated effect Effects 0.000 claims description 7
- 230000010355 oscillation Effects 0.000 description 9
- 239000003990 capacitor Substances 0.000 description 5
- 230000007423 decrease Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Landscapes
- Alarm Systems (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4266280A JPS56138796A (en) | 1980-03-31 | 1980-03-31 | Siren sound control device for electronic siren |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4266280A JPS56138796A (en) | 1980-03-31 | 1980-03-31 | Siren sound control device for electronic siren |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS56138796A JPS56138796A (en) | 1981-10-29 |
| JPS6250836B2 true JPS6250836B2 (2) | 1987-10-27 |
Family
ID=12642216
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4266280A Granted JPS56138796A (en) | 1980-03-31 | 1980-03-31 | Siren sound control device for electronic siren |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS56138796A (2) |
-
1980
- 1980-03-31 JP JP4266280A patent/JPS56138796A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS56138796A (en) | 1981-10-29 |
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