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Professional speaker 

ARA-390-00/8

The ARA-390-00/4, ARA-390-00/8, ARA-390-00/16 are direct-radiator electrodynamic woofers designed to radiate low frequencies in loudspeaker systems. These loudspeakers are an ideal choice for subbas-applications in P.A. systems.

ACOUSTICAL DATA
Rated noise power 1) 150  W
Short term maximum power 2) 300  W
Rated impedance Ohm
Resonance frequency Fs -   Hz
Rated frequency range 40 - 5000  Hz
Sensitivity 98  dB
 
MECHANICAL DATA
Voice coil carrier material živičný papír 
Voice coil diameter 51.7  mm
Winding height of voice coil 21  mm
Yoke diameter 51  mm
Air gap height 11  mm
Magnet external diameter 169  mm
Magnet internal diameter 72  mm
Magnet height 24  mm
Compensating magnet external diameter mm
Compensating magnet internal diameter mm
Compensating magnet height mm
Weight 10  kg
 
TEST CONDITIONS
Sweep voltage 10.9  V
Frequency range 30 - 5000  Hz
 
1) According CSN IEC 268-5, bassreflex box 110 dm3.
2) According CSN IEC 286-5, bassreflex box 110 dm3, 1 W, 1 m, sinusoidal signal 
Frequency response
Drawing
 
Counter: 43556