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Speaker manufacturer  A & B Components Co. Ltd.

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10-20mm 21-36mm 36mm above Rectangular Cabinet

 

Speaker box Enclosure Speaker

ITEM   SPECIFICATIONS
1 Type Dynamic speaker
2 Dimension External diameter 54*20 mm
3 Rated Input Power 1.0W
4 Max. Input Power 2.0W
5 Impedance 8 ohm ± 15% at 2000Hz.
6 Resonance Frequency 900Hz ± 20% at Fo, 1V
7 Sensitivity (S.P.L.) 89dB(0.1W/m) ± 3 dB at AVE 1.2K 1.5K 2.0K 2.5KKHz.
8 Frequency Range Fo – 20KHz
9 Total Harmonics Distortion Max 8 % at 1 KHz,1.5W.
10 Voice Coil Diameter 11.75 mm
11 Magnet Rare earth permanent (Nd-Fe-B) magnet Φ11.0 x 2.0mm
12 Weight 14g ± 0.7g
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: -30℃ to +70℃

Speaker ResponseData Sheet


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