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Widerange 

ARX-150-25/8

A direct-radiator electrodynamic loudspeaker with a paper-made lacquer-coated membrane for use in products of consumer electronics, in cars, etc. to radiate the lower and medium, possibly also whole band of audible frequencies.

ACOUSTICAL DATA
Rated noise power 1) 25  W
Short term maximum power 2) 75  W
Rated impedance Ohm
Resonance frequency Fs 4) 105.0   Hz
Rated frequency range 75 - 15000  Hz
Sensitivity 3) 88  dB
 
TS PARAMETERS
Acquired by MLSSA D-0-10  
Effective piston area Sd 72  cm2
DC resistance of voice coil Re 6.5  Ohm
Mechanical Q factor Qms 3.73 
Electrical Q factor Qes 1.56 
Total Q factor Qts 1.10 
Voice coil inductance Le 0.2 
Equivalent volume Vas 2.8  l
Moving mass (including air load) Mms 5.2  g
Suspension compliance Cms 382  uM/Newton
Force factor Bl 3.9  Tm
Maximum linear displacement Xmax 5) 1.5  mm
 
MECHANICAL DATA
Voice coil carrier material aluminium 
Voice coil diameter 18.4  mm
Winding height of voice coil 4.3  mm
Yoke diameter 18  mm
Air gap height mm
Magnet external diameter 82  mm
Magnet internal diameter 33  mm
Magnet height 17  mm
Compensating magnet external diameter mm
Compensating magnet internal diameter mm
Compensating magnet height mm
Weight 0.85  kg
 
TEST CONDITIONS
Sweep voltage 4.5  V
Frequency range 20 - 20000  Hz
 
1) DIN IEC 268-5, closed box
2) CSN IEC 268-5, closed box
3) CSN IEC 268-5, standard baffle, 1W, 1 m, 200 - 10000 Hz
4) ±25 Hz
5) Peak - peak 
Frequency response
Impedance Magnitude - Ohms
Drawing
 
Counter: 79021