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广东思威特智能科技股份有限公司
上班时间每周一至周六
早上8点至下午17.30
请拨打免费电话:400-8161-086
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联系人:伦小姐 13316633844
邮箱:swt22@swt9.com
地 址:广东省东莞市望牛墩镇横沥村牛顿工业园
产品详细介绍
No. |
Item |
Unit |
Specification |
Condition |
1 |
Dimension |
mm |
Φ15x H4.0 |
See appearance drawing |
2 |
Sound Pressure Level |
dB |
92±3dB |
at 0.9,1.0,1.2,1.5,KHz Average 0dB=20μPa Measurement is asshown in fig (2),Input: 1.55V=0.1W at 0.1m |
3 |
Power Rating |
W |
0.25MAX.0.3 |
|
4 |
Impedance |
ohm |
8±15% |
At 1.0KHz 1.0V |
5 |
Resonance Frequency |
Hz |
800±30% |
At 1.0V |
6 |
Frequency Rang |
KHz |
Fo~20K |
Output S.P.L. ±10dB |
7 |
Buzze & Rattle |
|
|
Not be audible at 1.55V sine wave between Fo ~ 20KHz |
8 |
Distortion |
% |
|
|
9 |
Housing Material |
|
Metal |
|
10 |
Weight |
gram |
2.84g |
|
11 |
Operating Temperature |
℃ |
-20~ +55 |
|
12 |
Storage Temperature |
℃ |
-20 ~ +55 |
|
13 |
Environmental Protection Regulation |
|
RoHS |
|
B. APPEARANCE DRAWING
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