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RB-B18004G-012AR

Type:Dynamic Speaker

Weight:Approx  18.7   Grams.

Magnet:Material         Nd-Fe-B

Impedance:4 ± 15%  Ohm    at 2000Hz. 1V

Power Rating:Normal 2.0W Maximum    2.5W

F0:850±20% Hz    at 1.0V 

S.P.L.:87±3dB/1.0Watt 1.0Meter.   Average At1000,1200,1500,2000 Hz.

Distortion:10%  Maximum  At 1000Hz.1.0W.

Abnormal Sound Test:Must be Normal Tested by 2.83 Volts. Sine wave for 50~5kHz

Polarity:Diaphragm Shall Move Forward When Apply a Positive DC.  Red “+” or“ Marked” Terminal

Operating Temperature:-20°C  to +55°C

Storage Temperature:-25 °C  to +65 °C


產品詳情

Reliable Test

After any following test leave speakers at room temperature for 1 hour, SPL shall not deviate by±3 db from initial value

Load Test:white noise for 96 hours  at 2W input power.

High Temperature Test:+65±2 °C  96hours 

Low Temperature  Test:-25±2 °C  96hours 

Humidity Test:+40±2 °C  relative humidity 90~95%R.H  96hours

Vibration Test:Frequency 30±15 Hz, Amplitude 1.5 mm for 2 Hours per axis(x. y. z axis)

Temperature Cycle Test:25°C ~+ 65°C   5 Cycles Temperature test.


Dimension





Frequency Response Fig

Frequency Range:F~20,000Hz.Average SPL-10dB.  


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