JPS5855438Y2 - 信号制御装置 - Google Patents
信号制御装置Info
- Publication number
- JPS5855438Y2 JPS5855438Y2 JP4009479U JP4009479U JPS5855438Y2 JP S5855438 Y2 JPS5855438 Y2 JP S5855438Y2 JP 4009479 U JP4009479 U JP 4009479U JP 4009479 U JP4009479 U JP 4009479U JP S5855438 Y2 JPS5855438 Y2 JP S5855438Y2
- Authority
- JP
- Japan
- Prior art keywords
- sound pressure
- signal
- microphone
- main
- gain amplifier
- 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
- 238000001514 detection method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 2
- 239000013641 positive control Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- 239000013642 negative control Substances 0.000 description 1
- 238000001615 p wave Methods 0.000 description 1
Landscapes
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4009479U JPS5855438Y2 (ja) | 1979-03-28 | 1979-03-28 | 信号制御装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4009479U JPS5855438Y2 (ja) | 1979-03-28 | 1979-03-28 | 信号制御装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS55141199U JPS55141199U (OSRAM) | 1980-10-08 |
| JPS5855438Y2 true JPS5855438Y2 (ja) | 1983-12-19 |
Family
ID=28908154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4009479U Expired JPS5855438Y2 (ja) | 1979-03-28 | 1979-03-28 | 信号制御装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5855438Y2 (OSRAM) |
-
1979
- 1979-03-28 JP JP4009479U patent/JPS5855438Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS55141199U (OSRAM) | 1980-10-08 |
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