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20R-B-AS

DESCRIPTION SPEAKER



SPEAKER SPECIFICATION

Outer Dimensions 20 mm(See attached drawing)
Rated (Max.)Input 0.3W (0.5W)
Voice Coil Imp. 16 ± 2.4 Ω ( 1000 Hz 1 V )
Lowest Resonance Frequency ( fo ) 1050 ± 230 Hz ( 1 V )
Sound Pressure Level 86 ± 2 dB ( 0.1w 0.1 m ) at(1.0)(1.2)(1.5)(2.0)KHZ
Frequency Response  Deviation FO Hz ~ 20 KHz max -10 dB
Operating temperature -20 +50 ± 2 ℃ Hours 2 0 ~ 5 0 % R.H.
Load test White noise at 0.3 W 48 hours
Weight 1.8  g
   
Other non-stipulated matters are based on CNS4784 4785 4786 based on JIS.C. 5530 5531


FREQUENCY RESPONSE CURVE(7*18)



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