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福鼎 FDS-400064R8W扬声器超薄喇叭 厂家

¥3.2元/件 中国 江苏 无锡 江阴市
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<*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

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

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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Standard test condiction of speaker

 

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