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喇叭 S2509-08
喇叭 S2509-08
产品描述
1. SPECIFICATION |
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Speaker |
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1 |
Dimension |
25*9 |
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2 |
Net Weight |
Approx 1.4g |
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3 |
Impedance |
8±15% Ω /2KHz/1Vrms input |
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4 |
Rated Input Power |
0.5W |
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5 |
Max Input Power |
0.7W |
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6 |
Lowest Resonance Frequency |
500±120 Hz/1V |
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7 |
Frequency Range |
F0 ~ 10KHz |
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8 |
Audible Noise |
Should not be audible at 2.0 V(in 1cc box) sine wave between(F0 ~ 10KHz) |
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9 |
Sound Pressure Level |
92±3 dB@ 2.83Vrms/10cm at 1 KHz |
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10 |
THD in1cc Box |
Less than 10% 1KHz input1V,in 1cc box. |
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11 |
Polarity |
When a positive DC Current is applied to the voice coil terminal marked +or red ,the diaphragm shall move forward |
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12 |
Operating Temperature |
-20℃~+60℃ |
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13 |
Store Temperature |
-30℃~+70℃ |
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2. D 2. Dimensions |
Unit: mm |
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*Unit: mm; Tolerance: ±0.5mm Except Specifie |
3. Reliability Test 可靠性測試
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。
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4. Electrical And Acoustical Measuring Condition |
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5.Frequency Response
6.PACKING |

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