Advanced Acoustic Technology Corp.
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Round (10-28mm)
Round (29mm above)
Rectangular
Box / Dual
Micro Speaker : AK-3032BA-3
ITEM
SPECIFICATIONS
1
Type
Dynamic speaker
2
Dimension
External diameter 30 mm
3
Rated Input Power
0.3 W
4
Max. Input Power
0.5W
5
Impedance
32 ohm ± 15% at 2K Hz
6
Resonance Frequency (Fo)
250 Hz ± 20% at Fo, 1V
7
Sensitivity (S.P.L.)
86dB(0.1W/0.1m) ± 3 dB at AVE 1.0K 1.2K 1.5K 2.0K Hz.
90dB(0.3W/0.1m) ± 3 dB
8
Frequency Range
Fo –700 Hz
9
Total Harmonics Distortion
Max 8 % at 1 KHz,0.3W.
10
Voice Coil
Diameter 13.5 mm
11
Magnet
Rare earth permanent (Nd-Fe-B) magnet Φ12.5 x 1.5mm
12
Weight
6g ± 1g
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 0.3W
15
Buzz, Rattle, etc.
Should not be audible at 3.1V 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℃
Introduction of Speaker