Category: | Speaker |
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Transmission Mode: | Bone Conduction |
Cone: | Rubber-edge |
Transducer Principle: | Excited Speaker |
Style: | Mini |
Radiation Mode: | Indirect Radiation Type |
Samples: |
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Customization: |
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NO. | Test Item | Specifications | Test condition |
1 | Impedance | 8 Ω±15% | AT 1000 HZ |
2 | DCR | 7.8 Ω±15% | AT 1000 HZ |
3 | Operation | Must be normal | Program source 1 W |
4 | Sweep test | Must be normal | Sine wave 2.83 V 180HZ-10KHZ |
5 | F0 | 180HZ ±20% | Without baffle |
6 | Sensitivity | 87±3dB average at 500,2k,4k,10kHZ |
At 2.83 V axis calculated From0 .01M |
7 | Rated freq.response | Fo-----20KHZ | Sensitivity -10 dB |
8 | Power input | Normal 0.8 W | Maximum 1.0 W |
9 | Distortion | 5% MAX | At 1KHZ 1M 1W |
10 | Life test | After test,meet Item 3,4&5 | Pink noies 1 W 24 hrs 180HZ-20KHZ |
11 | Heat test | After test,meet Item 3,4&5 | 72±2ºC;20-50%AR.H.48hrs |
12 | Humidity test | After test,meet Item 3,4&5 | 40±2ºC;90-95%AR.H.48hrs |
13 | Cold test | After test,meet Item 3,4&5 | -25±3ºC; -%AR.H.16hrs |
14 | Slide Shock Test | Must be normal | Coasts from 1meter long slide along 75 angles |
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