丹姆德

FHDSP1609A


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FHDSP1609A


所属分类: Mylar 喇叭

产品描述

1.SPECIFICATION
Speaker

1

Dimension

16.0*9.0*H3.0mm

 

2

Impedance

8Ohm ± 20% at 1.0KHz

 

3

Rated Input Power

0.7W  (in 1cc box)

 

4

Max Input Power

1.0W  (in 1cc box)

 

5

Lowest Resonance Frequency

650±20%Hz

 

6

Audible Noise

The input power shall be set at rated noise power(0.7W). Using an audio oscillator sweep from F0 to 10KHZ in free air. There shall be no buzzes,rattles,nor spurious noises.

 

7

Sound Pressure Level

78±3dB SPL(0.1m,0.1W)    at 0.8,1.0,1.2,1.5KHz  (0dB SPL=20μPa)

 

8

Distortion

Less exceed≤10%  at1.0KHz

 

9

Operating Temperature

-20℃ to + 60℃

 

10

Store Temperature

-30℃ to + 70℃

 

 

2.Dimensions

 

3.Reliability Test 可靠性測試

 

3.1

High  Temperature  Test

High  Temperature:   +70℃±5℃
Duration :             96 hours

3.2

Low Temperature  Test

Low  Temperature:    -30℃±5℃
Duration :              96 hours

3.3

Humidity  Test

Temperature:         +40℃±5℃
Relative  humidity:    90%~96% RH
Duration :             96 hours

3.4

Vibration  Test

Vibration:            10Hz~200Hz   
Amplitude:           1.5mm or acceleration : 50m/s2
Duration :            2h per axis=10cycles ; 3 axis

3.5

Temperature  Cycle  Test

Temperature:         -30℃       +70℃
Duration :             1 hours  1 hours
Cycle:                5 Cycle

3.6

Drop  Test
(under the unit)

Height:              1.0m
Cycle:               6 Cycles

3.7

Load  Test

Noise:               White noise
Power:              0.7W (in 1cc box)
Duration:            96 hours and satisfy the test listed on item 05,08,14.

The test shall be carried out on the parts that passed 12hours in temperature 20℃.
The sensitivity difference from the initial value shall be within ±3dB.

 

4.Electrical And Acoustical Measuring Condition

5.Frequency Response 

6. PACKING METHOD

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