喇叭 S1609-常州富鸿达电子有限公司

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喇叭 S1609

零件应在一个条件下（温度：5～35℃，湿度：45%～85%R.H.，大气压：860～1060hPa）进行测量，除非调节标准条件（温度：25±3℃，湿度为60±10%R.H.大气压：860~1060hPa）来进行测量。

1.SPECIFICATIONSpeaker1DimensionΦ15*11（本体）2NetWeightApprox1.5g3Impedance8±15%Ω4RatedInputPower0.5W5MaxInputPower1.0W6LowestResonanceFrequency550±20%Hzinfreeair,800±20%Hz0.5w/10cmtestingin1ccbox7Audibl

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产品描述

1. SPECIFICATION

Speaker

1	Dimension	Φ15*11（本体）
2	Net Weight	Approx 1.5g
3	Impedance	8±15% Ω
4	Rated Input Power	0.5W
5	Max Input Power	1.0W
6	Lowest Resonance Frequency	550±20%Hz in free air, 800±20% Hz 0.5w/10cm testing in 1cc box
7	Audible Noise	Must be free audible noise 300Hz  10KHz; 2.0Vrms, while testing in 1cc box
8	Sound Pressure Level	82± 3 dB SPL /1V/10CM at 2000Hz，in 1cc box
9	Distortion	(Mounted in 1cc measure box and in a baffle) Test at 2Vrms/10cm
10	Operating Temperature	-30℃～+70℃
11	Store Temperature

2. Dimensions Unit: mm

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

3. Reliability Test
3.1 HIGH TEMPERATURE TEST
High temperature:              +85±2℃
Duration:                      16 hours

3.2 LOW TEMPERATURE TEST
Low temperature :              -40±2℃
Duration:                      16 hours

3.3 HEAT SHOCK TEST
High temperature:              +85±2℃
Low temperature:              -40±2℃
Changeover time:               < 30 seconds
Duration:                     1 hour
Cycle:                        5

3.4 HUMIDITY TEST
Temperature:                  +40±2℃
Relative humidity:              90～95%
Duration:                     16 hours

3.5 TEMPERATURE CYCLE TEST
Temperature:                  -40℃      +20℃        +85℃
Duration:                     30 minutes 15 minutes    30 minutes
Temperature gradient:           1~3℃/min.
Cycle:                        5

3.6 DROP TEST
Free drop a unit to the surface of 10mm thick board
Height:                       100cm
Cycle:                        6 (1 each plain)   onto the concrete board

3.7 Load test
White Noise.:20~20kHz Rated Power: 0.5W 24Hours in 1cc box

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.

4.MEASURING METHOD(SPEAKER MODE)

5.Frequency Response

SPEAKER DISTORTION CURVE

6.PACKING