Products
FHDQT30A
FHDQT30A
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： Speaker box
Keywords: buzzer | horn | materialized film
Product Description
1.SPECIFICATION
Speaker
1 |
Dimension |
30 * H 8.0mm |
2 |
Impedance |
4Ω 20% at 2 KHz 1.0Vms Sine Wave |
3 |
Rated Input Power |
2.0W |
4 |
Max Input Power |
2.2W |
5 |
Lowest Resonance Frequency |
1250Hz 20% at 1.0V Sinewave |
6 |
Audible Noise |
Must be free audible noise (buzzes and rattles)(F0 ~ 15KHz frequency range ,input level up to 2.83V) |
7 |
Sound Pressure Level |
96±3dB(AT 0.1m/2.0W, average at 1KHZ) |
8 |
Distortion |
Not exceeded 10% at 2 KHz 2W |
9 |
Operating Temperature |
-20 ℃ ~ +60 ℃ |
10 |
Store Temperature |
-30 ℃ ~ +70 ℃ |
2.Dimensions
* Unit: mm; Tolerance: ± 0.3mm Except Specified
3.Reliability Test Reliability Test
3.1 |
High Temperature Test |
High Temperature: +70 ℃ ± 3 ℃ |
3.2 |
Low Temperature Test |
Low Temperature: -30 ℃ 3 ℃ |
3.3 |
Humidity Test |
Temperature: +40 ℃ 5 ℃ |
3.4 |
Vibration Test |
Vibration: 10Hz ~ 500Hz |
3.5 |
Temperature Cycle Test |
|
3.6 |
Drop Test |
Height: 1.0m |
3.7 |
Load Test |
Noise: White noise |
Temperature: -30 ℃ +70 ℃ Sensitivity difference shall be within (3dB) and should satisfy the test described under item 14 after each following test
4.Electrical And Acoustical Measuring Condition
5.Frequency Response
Mobile two-dimensional code
Contact Us
Mobile Phone: 008613813568186
Fax: 0519-88739926
Mailbox: eve.jiang@czfhd.net
Address: Zhenglu Town, Tianning District, Changzhou City, Jiangsu Province
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