江阴市福鼎通讯器材有限公司
福鼎 FDS-400064R8W扬声器超薄喇叭 厂家
产品属性
- 品牌:
- 其他
- 类型:
- 电动式(动圈式)
- 用途:
- 扩音
- 声道数:
- 单声道
- 磁路结构:
- 内磁式
- 组成方式:
- 组合纸盆
- 外形:
- 圆形
- 振膜材料:
- 非纸质
- 频率特性:
- 全频带扬声器
- 振动膜形状:
- 复合
- 加工定制:
- 是
- 型号:
- FDS-400064R8W
- 额定功率:
- 1W
- 标称阻抗:
- 8±15% Ω
- 频响范围:
- 300KHz
- 特性灵敏度:
- 92± 3dB
<*n style="font-size:16px">产品描述（超薄喇叭）
产品名称：FDS-400064R8W1.0-C
尺寸：40mm
额定功率：1.0 W
功率：1W
阻*：8&plu*n;15% Ω
重量：18.2 g &plu*n; 0.1g
共振频率：300KHz
灵敏度/声压：92&plu*n; 3dB
买家须知：
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<*n style="font-size:16px">DESCRIPTION
<*n style="font-size:16px">福鼎 FDS-400064R8W1.0-C扬声器超薄喇叭 厂家* 常州
<*n style="font-size:16px">描 述
|
01 |
Type |
Dynamic speaker |
|
|
02 |
Dimension |
External diamete* mm |
|
|
03 |
Rated Input Power |
1.0 W |
|
|
04 |
Impedance |
8 ohm&plu*n;15% at 2KHz |
|
|
05 |
Resonance Frequency (Fo) |
300K Hz&plu*n;20% at Fo, 1V |
|
|
06 |
Sensitivity (S.P.L.) |
92dB(0.5W/0.1m)&plu*n;3 dB |
at *E 0.8K,1.0K,1.2K,1.5K(Hz). |
|
07 |
Frequency Range |
Fo–10KHz |
|
|
08 |
Distortion |
Less than 10 % at 2000Hz1.0W |
|
|
09 |
Max. Input Power |
Must be normal at 1.5W white noise for 1 minute. |
|
|
10 |
Voice Coil |
Diamete*.4 mm |
|
|
11 |
Magnet |
Rare earth permanent (Nd-Fe-B) magnetΦ13.5 x 1.5mm |
|
|
12 |
Weight |
8.2g&plu*n;0.1g |
|
|
13 |
Appearance |
Should not exist any obst*e to be harmful to normal operation; damages, cracks, rusts and distorti*, etc. |
|
|
14 |
Operation Test |
Must be normal at program source 1.0W |
|
|
15 |
Buzz, Rattle, etc. |
Should not be audible at2.83V sine W*e between Fo to 10KHz |
|
|
16 |
Polarity |
When *itive voltage is applied to the terminal marked (+), diaphragm should move to the front. |
|
|
17 |
Terminal Strength |
Capable of withstand 1kg load for 30 seconds without resulting in any damage or rejection. |
|
|
18 |
Load Test |
1.0W white noise is applied for 96 hours and satisfy the test listed on item 05,06,13,15 |
|
|
19 |
High Temp. Test |
Keep 96 hours at +70℃&plu*n;3℃&nb*nd le*e 3 hours in normal temperature and then check |
|
|
20 |
Low Temp. Test |
Keep 96 hours at -20℃&plu*n;3℃&nb*nd le*e 3 hours in normal temperature and then check |
|
|
21 |
Humidity Test |
Keep 96 hours at + 60℃&plu*n;3℃ relative humidity 95% and le*e 3 hours in normal temperature and then checked. |
|
|
22 |
Drop Test |
Drop the speakers contained in normal box o* the board 20mm thick 10 times from the height of 0.75m and then should satisfy the test listed on item 13 and 15 |
P 3/4
|
Measurement Condition |
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Test and measurement will be carried out under normal condition of temperature within 5℃to 35℃,relative humidity within 45% to 85% and air pressure of 860mbar to 1060mbar. Should uncertainly arise in data obtained from the above atmosphere, co*ol of temperature At 20℃&plu*n;2℃ and relative humidity within 60% and 70%, with air pressure remaining unchanged, To be enforced.
1.Microphone : B&K 4191 2.Standard Baffle :In IEC 268-5 Where 1350mm x 1650mm 3.Testing Distance : 0.1m 4.Zero Level : -dB 5.Mode : SPEAKER 6.Input Power : 0.5W 7.potentiometer Range : 50dB 8.Sweep Time : 0.5sec
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