SPEAKER: AK-2808AB-18

Micro Speaker : AK-2808AB-18
Micro SpeakerMylar Speaker
 
SPECIFICATIONS
Type Dynamic speaker
Dimension External diameter 28 mm
Rated Input Power 0.3 W
Max. Input Power 0.5 W
Impedance 8 ohm ± 15% at 2 KHz
Sensitivity (S.P.L.) 90 dB(0.1W/0.1m) ± 3 dB at AVE 0.8K,1.0K,1.2K,1.6K Hz.
94 dB (0.3W/0.1m) ± 3 dB
Total Harmonics Distortion Max 8 % at 1 KHz,0.3W.
Voice Coil Diameter 10.5 mm
Magnet Rare earth permanent (Nd-Fe-B) magnet Φ9×1.5 mm
Weight 5.2g ± 0.5g
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 0.3W
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.
Temperature Operating temperature: -20℃ to +60℃
Storage temperature: -30℃ to +70℃

 

Introduction of Speaker