项目(Items)

规格说明（Specification）

外形尺寸

Outer Dimensions

227㎜*20.5㎜　18H

额定交流阻*

Rated.Impedance AC

7.5Ω&plu*n;15% at 20℃ 1000Hz 50mA

额定直流电阻

Rated.ImpedanceDC

7Ω&plu*n;7 % at 20℃

谐振频率

Resonance Freq(F0)

500Hz&plu*n;20%（单元：280 Hz&plu*n;20%）

*频率范围

Freq.Range

F0-10KHz

额定输入功率

Nom.Input Power

8 W

*大输入功率

Max.Input Power

15 W

特性灵敏度

Char.Sensitivity Level

82&plu*n;3dB at 800 1HZ 1w/1m

失真率

Harmonic Distortion

1.2ƒo＜ƒ≤1000Hz时≤7%；1000＜ƒ≤5000 Hz时≤3%

纯音检听

Bazz&Rattle Test

at 0.3m 8.0 V F0-2000Hz

*性

Polarity

When a positive DC current is applied title voice coil terminal marked the diaphragm shall move forward

连续负荷

Load test

8 W for 24 Hours

湿热试验

Humidity test

At 40℃ & 90-95% relative humidity for up to 96 hours

高、低温试验

High/low temperature test

From 20℃ to 70℃ for 30 minutes;at 70℃ for 96 hours; From 70℃ to -30℃for 2 hours; at -30℃ for 96 hours

振动试验

Vibration test

sinusoidal vibration ranging from 5Hz to 50Hz at 0.5 g/s for 30 minutes. Sweep time 1 minute.

滑落试验

Depreciation Test

60㎝ at 60°

功率试验

Power test

Atroom temperature,F0-20kHz; Input pink noise through DIN filter; Input power 8W for 96 hours.

磁体

Magnet

单元Size:(Φ12*4-N35H)*2 NdFeB

制品重量

Speaker Weight

76g