Beyma RF-693 Haut-parleur coaxial 155x225mm 75w 91dB - 50-20000Hz - 4 ohms
[RF-693] Avis/Critiques

vendu par paire.
prix affiché pour une paire.

· Extended frequency response (50 - 20000 Hz)
· Excellent sensitivity (91 dB)
· Designed for full range reproduction

TECHNICAL SPECIFICATIONS

Nominal diameter 155 x 225 mm. 6 x 9 in.
Nominal impedance 4 ohms
Power handling / maximum 75 W RMS / 150 W
Sensitivity 91 dB 1w @ 1m
Frequency range 50 - 20000 Hz
Bl factor 5.4 N / A
Moving mass 0.023 Kg.

THIELE-SMALL PARAMETERS

Resonant frequency, fs 48 Hz
D.C. voice coil resistance, Re 3.5 ohms.
Mechanical quality factor, Qms 3.73
Electrical quality factor, Qes 0.83
Total quality factor, Qts 0.68
Equivalent air volume to Cms, Vas 30 l
Efficiency, ho (%) 0.4
Effective surface area, Sd 210 cm2
Xmax 3 mm
Voice coil inductance, Le @ 1kHz 0.60 mH

 
MOUNTING INFORMATION

Baffle cutout diameter 222 x 150 mm. 8.74 x 5.91 in.
Depth 87 mm. 3.43 in.