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产品名称:YLF-4019J08-A23T  
产品型号:多媒体音箱喇叭
产品简介:

ITEM   SPECIFICATIONS
1 Type Dynamic speaker
2 Dimension External diameter 40 mm
3 Rated Input Power 2.0 W
4 Max. Input Power 3.0 W for 1 minute.
5 Impedance 8ohm ± 15% at 2 KHz
6 Resonance Frequency (Fo) 190 Hz ± 20% at Fo, 1V
7 Sensitivity (S.P.L.) 82 dB(1.0W/0.5m) ± 3 dB at 1K Hz.
    96dB(1.0W/0.1m) ± 3 dB
8 Frequency Range Fo – 20K Hz
9 Total Harmonics Distortion Max 10 % at 1 KHz,2.0W.
10 Voice Coil Diameter 13.5 mm
11 Magnet Rare earth permanent (Nd-Fe-B) magnet Φ15.5×4mm
12 Weight 27g ± 1.0g
13 Appearance Should not exist any obstacle to be harmful to normal operation; damages, cracks, rusts and distortions, etc.
14 Operation Test Must be normal at program source 1.0W
15 Buzz, Rattle, etc. Should not be audible at 2.83V sine Wave between Fo to 20KHz
16 Polarity When positive voltage is applied to the terminal marked (+), diaphragm should move to the front.
17 Terminal Strength Capable of withstand 1kg load for 30 seconds without resulting in any damage or rejection.
18 Temperature Operating temperature: -20℃ to +60℃
    Storage temperature: -25℃ to +70℃

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