JPH042997U - - Google Patents
Info
- Publication number
- JPH042997U JPH042997U JP1990042601U JP4260190U JPH042997U JP H042997 U JPH042997 U JP H042997U JP 1990042601 U JP1990042601 U JP 1990042601U JP 4260190 U JP4260190 U JP 4260190U JP H042997 U JPH042997 U JP H042997U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- output
- microcomputer
- cooling fan
- rotation speed
- 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 2
- 238000001816 cooling Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Control Of Electric Motors In General (AREA)
- Control Of Positive-Displacement Air Blowers (AREA)
Description
第１図は、本考案実施例のブロツク図、第２図
は、従来例のブロツク図である。
１……パワーアンプ、２……スピーカ、３……
スピーカ出力検出回路、４……マイコン、９……
フアン回転数切換回路、１０……フアンモータ。
FIG. 1 is a block diagram of an embodiment of the present invention, and FIG. 2 is a block diagram of a conventional example. 1...Power amplifier, 2...Speaker, 3...
Speaker output detection circuit, 4... microcomputer, 9...
Fan rotation speed switching circuit, 10...Fan motor.
Claims (1)
出した出力を適宜処理するマイコンと、該マイコ
ンからの出力によりフアンの回転数を切り換える
回路と、冷却用フアンモータとからなる音響機器
の冷却フアン装置。 A cooling fan for audio equipment, which includes a circuit for detecting acoustic output, a microcomputer for appropriately processing the output detected by the detection circuit, a circuit for switching the rotation speed of the fan based on the output from the microcomputer, and a cooling fan motor. Device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990042601U JPH042997U (en) | 1990-04-21 | 1990-04-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990042601U JPH042997U (en) | 1990-04-21 | 1990-04-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH042997U true JPH042997U (en) | 1992-01-10 |
Family
ID=31554286
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990042601U Pending JPH042997U (en) | 1990-04-21 | 1990-04-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH042997U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011101261A (en) * | 2009-11-06 | 2011-05-19 | Funai Electric Co Ltd | Sound signal output device |
-
1990
- 1990-04-21 JP JP1990042601U patent/JPH042997U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011101261A (en) * | 2009-11-06 | 2011-05-19 | Funai Electric Co Ltd | Sound signal output device |
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