福鼎 FDS-400064R8W扬声器超薄喇叭 厂家
<*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
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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
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01 |
Type |
Dynamic speaker |
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02 |
Dimension |
External diamete* mm |
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03 |
Rated Input Power |
1.0 W |
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04 |
Impedance |
8 ohm&plu*n;15% at 2KHz |
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05 |
Resonance Frequency (Fo) |
300K Hz&plu*n;20% at Fo, 1V |
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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). |
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07 |
Frequency Range |
Fo–10KHz |
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08 |
Distortion |
Less than 10 % at 2000Hz1.0W |
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09 |
Max. Input Power |
Must be normal at 1.5W white noise for 1 minute. |
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10 |
Voice Coil |
Diamete*.4 mm |
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11 |
Magnet |
Rare earth permanent (Nd-Fe-B) magnetΦ13.5 x 1.5mm |
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12 |
Weight |
8.2g&plu*n;0.1g |
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13 |
Appearance |
Should not exist any obst*e to be harmful to normal operation; damages, cracks, rusts and distorti*, etc. |
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14 |
Operation Test |
Must be normal at program source 1.0W |
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15 |
Buzz, Rattle, etc. |
Should not be audible at2.83V sine W*e between Fo to 10KHz |
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16 |
Polarity |
When *itive voltage is applied to the terminal marked (+), diaphragm should move to the front. |
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17 |
Terminal Strength |
Capable of withstand 1kg load for 30 seconds without resulting in any damage or rejection. |
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18 |
Load Test |
1.0W white noise is applied for 96 hours and satisfy the test listed on item 05,06,13,15 |
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19 |
High Temp. Test |
Keep 96 hours at +70℃&plu*n;3℃&nb*nd le*e 3 hours in normal temperature and then check |
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20 |
Low Temp. Test |
Keep 96 hours at -20℃&plu*n;3℃&nb*nd le*e 3 hours in normal temperature and then check |
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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. |
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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
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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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