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喇叭 S3020-08


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喇叭 S3020-08

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.

1. SPECIFICATIONSpeaker1Dimension20×14H3.8(本体)2Net WeightApprox 1.9g3Impedance8±15%Ωat2.0KHz,1.0V4RatedInputPower0.5W5MaxInputPower0.8W6LowestResonanceFrequency900Hz±20%7AudibleNoiseMustbefreeaudiblen

Category: Speaker

1. SPECIFICATIONSpeaker1Dimension20×14H3.8(本体)2Net WeightApprox 1.9g3Impedance8±15%Ωat2.0KHz,1.0V4RatedInputPower0.5W5MaxInputPower0.8W6LowestResonanceFrequency900Hz±20%7AudibleNoiseMustbefreeaudiblen
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Keywords: buzzer | horn | materialized film

Product Description

1. SPECIFICATION

Speaker

1

Dimension

20×14H3.8(本体)

2

Net Weight

Approx 1.9g

3

Impedance

8±15%Ω at2.0KHz,1.0V

4

Rated Input Power

0.5W

5

Max Input Power

0.8W

6

Lowest Resonance Frequency

900Hz±20%

7

Audible Noise

Must be free audible noise (buzzes and rattles)(F0 ~ 2KHz frequency range ,input level up to 2.0Vrms)

8

Sound Pressure Level

90±3dB/0.1W 0.1M at 1.0,1.2,1.5,2.0KHz

9

Distortion

Not exceed 5% at 1KHz, Input: 0.5W

10

Operating Temperature

-20℃~+50℃

11

Store Temperature

-30℃~+55℃

2. D  2. Dimensions

Unit: mm

*Unit: mm; Tolerance: ±0.5mm Except Specified

 

3. Reliability Test 可靠性測試

3.1

High  Temperature  Test

High  Temperature:   +70℃±3℃

Duration :            96 hours

3.2

Low  Temperature  Test

Low  Temperature:    -20℃±3℃

Duration :            96 hours

3.3

Humidity  Test

Temperature:         +40℃±2℃

Relative  humidity:    90%~96% RH

Duration :            96 hours

3.4

Vibration  Test

Vibration:            10Hz~55Hz~10Hz   Oct/min

Amplitude:           1.5mm

Duration :            2 hours in each of 3 axes

3.5

Temperature  Cycle  Test

Temperature:         -20℃       +70℃

Duration :            2 hours    2 hours

Cycle:               5 Cycle

3.6

Drop  Test

(under the unit)

Height:              1.5m

Cycle:               12 Cycles

3.7

Load  Test

Noise:               White noise (EIA filter)

Power:              0.5W

Duration:            96 hours

 

All these tests above should be measured after leaving normal temperature for 1hrs.

Sensitivity difference at 1kHz shall be within ±3dB from initial value after test.

以上試驗完畢後必須於常溫狀態下放置1小時再進行檢測。

測試音壓級變化要求1kHz時必須在±3dB以內。

 

4. Electrical And Acoustical Measuring Condition

5. Frequency Response

 

 

6. Packing

Remark:

                                                              100 pcs per tray

                                                              20 trays for unit,2 units per carton

                                                              Total:4000 pcs per box

                                                              Size:50×31×27cm

 

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