Damde

FHDSP30B


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FHDSP30B

Parts shall be measured under one condition (temperature: 5~35 ℃, humidity: 45% ~ 85% R.H., atmospheric pressure: 860 ~ 1060hPa), unless standard conditions (temperature: 25±3 ℃, humidity: 60±10%R.H. atmospheric pressure: 860 ~ 1060hPa) are adjusted.


Category: Mylar Horn

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Keywords: buzzer | horn | materialized film

Product Description

1.SPECIFICATION
Speaker

1

Dimension

φ 30 * H 5.6mm

2

Impedance

8Ohm ± 15% at 2.0KHz

3

Rated Input Power

1.0W

4

Max Input Power

1.5W

5

Lowest Resonance Frequency

400 20% Hz at1v (Without Baffler)

6

Audible Noise

The input power shall be set at rated noise power(1.0W). Using an audio oscillator sweep from F0 to 20KHZ in free air. There shall be no buzzes,rattles,nor spurious noises.

7

Sound Pressure Level

90±3dB SPL(0.1m,0.1W) at 1.0,1.2,1.5,2.0KHz (0dB SPL = 20μPa)

8

Distortion

Less exceeded ≤ 5% 1kHz with0.1M/2V

9

Operating Temperature

-30 ℃ to +60 ℃

10

Store Temperature

-40 ℃ to +65 ℃

2. dimensions

UNIT:mm unless otherwise specified,tolerance: 0.3

3.Reliability Test Reliability Test

3.1

High Temperature Test

High Temperature: +65 ℃ 3 ℃
Duration: 96 hours

3.2

Low Temperature Test

Low Temperature: -40 ℃ 3 ℃
Duration: 96 hours

3.3

Humidity Test

Temperature: +40 ℃ 3 ℃
Relative humidity: 90% ~ 95% RH
Duration: 96 hours

3.4

Vibration Test

Vibration: 10Hz ~ 55Hz
Amplitude: 1.52mm or acceleration : 50m/s2
Duration : 2h per axis = 10cycles ; 3 axis

3.5

Temperature Cycle Test

Temperature: -30 ℃ +70 ℃
Duration : 1hours 1hours
Cycle: 20Cycle

3.6

Drop Test
(under the unit)

Height: 1.5m
Cycle: 6 Cycles

3.7

Load Test

Noise: White noise
Power: 1.0W
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.3

4.Electrical And Acoustical Measuring Condition

6.Frequency Response

7. PACKING METHOD

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Submission

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