aatc.tw  
Micro / Mini Speaker Manufacturer  
 

 

Round (10-28mm) Round (29mm above) Rectangular Dual

 

Micro Speaker : AK-3008BA-1

Micro SpeakerMylar Speaker

 

 
Type Dynamic speaker
Dimension External diameter 30 mm
Rated Input Power 0.5 W
Impedance 8 ohm ± 15% at 2000Hz
Sensitivity (S.P.L.) 76dB(W/m) ± 3 dB at AVE 1.2K - 2K(Hz).
  92dB(0.5W/0.1m) ± 3 dB
Distortion Less than 10 % at 2000Hz 0.5 W
Max. Input Power Must be normal at 0.6W white noise for 1 minute.
Voice Coil Diameter 13.28 mm
Magnet Rare earth permanent (Nd-Fe-B) magnet Φ12.5x1.5mm
Weight 5.6g ± 1g
Appearance Should not exist any obstacle to be harmful to normal operation; damages, cracks, rusts and distortions, etc.
Operation Test Must be normal at program source 0.5W
Polarity When positive voltage is applied to the terminal marked (+), diaphragm should move to the front.
Terminal Strength Capable of withstand 1kg load for 30 seconds without resulting in any damage or rejection.
Load Test 0.5 W white noise is applied for 96 hours and satisfy the test listed on item 05,06,13,15
High Temp. Test Keep 96 hours at +70℃±3℃ and leave 3 hours in normal temperature and then check
Low Temp. Test Keep 96 hours at -20℃±3℃ and leave 3 hours in normal temperature and then check
Humidity Test Keep 96 hours at + 60℃±3℃ relative humidity 95% and leave 3 hours in normal temperature and then checked.

 

Introduction of Speaker