Technical terms 2.frequencyresponse, No. item specifications 1. size – BeStar BLS50-12-25H13 LF User Manual
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DRG NO: BS/TES01.649A
Rev.
Drawn
Date
Note
郭 敏
06.09.21
BLS50-12-25H13 LF
BLS50-12-25H13 LF
1.Technical Terms
2.FrequencyResponse
No. Item Specifications
1. Size
Ø
50*13mm
2. Impedance at 1KHz 25± 3.75 Ω
3. Resonance frequency 360± 72Hz
4. Operating frequency range fo...4K Hz
5. Rated input power 0.25w
6. Maximum input power 0.5w
7. Buzz & Rattle(at sine wave2.8V) must be normal
8. T.H.D(at 1KHz/250mW) <5%
9. SPL(1W,1M) at 1.0K Hz 86± 3dB
10 Polarity Positive voltage to (+),
the diaphragm move forward
11. Operating temperature -40...+70 ℃
12. Storage temperature -40...+ 80 ℃
付 静
王 平
A
06.09.21
付 静
100.0
90.0
80.0
70.0
60.0
50.0
100
1k
10k Hz 20k
-180.0
-108.0
-36.0
36.0
108.0
180.0