Beyma PRO65ND Leaflet
Nominal diameter
Nominal impedance
Power handling / maximum
Sensitivity
Frequency range
Voice coil diameter
Bl factor
Moving mass
165 mm. 6.5 in.
4 ohms
100 W RMS / 200 W
100 dB 1w @ 1m
150 - 8000 Hz
38.5 mm. 1.5 in.
8.2 N / A
0.007 Kg.
Resonant frequency, fs
D.C. voice coil resistance, Re
Mechanical quality factor, Qms
Electrical quality factor, Qes
Total quality factor, Qts
Equivalent air volume to Cms, Vas
Efficiency,
hhhhho (%)
Effective surface area, Sd
Voice coil inductance, Le @ 1kHz
215 Hz
3.5 ohms.
8
0.51
0.48
2.1 l
4
140 cm
2
0.4 mH
TECHNICAL SPECIFICATIONS
THIELE-SMALL PARAMETERS
DIMENSION DRAWINGS
Note: on axis frequency response measured with loudspeaker
standing on infinite baffle in anechoic chamber, 1w @ 1m.
standing on infinite baffle in anechoic chamber, 1w @ 1m.
PRO65ND
COMPETITION
PRO65ND
Polígono Industrial Moncada II · C/. Pont Sec, 1c · 46113 MONCADA - Valencia (Spain)
·Tel. ( 34 ) 96 130 13 75 · Fax ( 34 ) 96 130 15 07 · http://www.beyma.com · E-mail:beyma@beyma.com·
FREQUENCY RESPONSE
FREE AIR IMPEDANCE CURVE
•
High power handling (100 W RMS)
•
Excellent sensitivity (100 dB)
•
Designed for medium frequencies reproduction
KEY FEATURES
CAJA CERRADA
056