This is a very flat, linear response woofer with
exceptional overall per-formance and excellent efficiency.
Made for bass or mid bass applica-tions or horn
enclosures with very high power handling requirements.
FREQUENCY
RESPONSE CURVE
ELECTRICAL
MECHANICAL PARAMETERS
Peak power (W)
1600
Power Rms (W)
800
SPLo (SPL à
1W) (dB)
100
Surround
M-Roll
Dust cap
Paper
Voice coil material
- diameter (in/mm)
Co - 4" / 102
Revc (DC Vc Res)
(ohm)
6.30
Fs (Resonance
/ Frequency) (HZ)
53.81
Zo (Zmax at Fo)
(ohm)
133.49
Sd (Piston area)
(m2)
0.089
BL (Flux lenght)
(TM)
28.08
no (Ref efficiency)
(%)
2.78
Qms (Mech Q)
7.66
Qes (Elec Q)
0.37
Qts (Total Q)
0.36
Vas (Acoustic
volume) (Litr)
70.06
X-max (mm)
+/- 5mm
Cms (Compliance)
(uM - N)
62.68
Mms (Total mass)
(g)
140.48
Mmd (Diapm mass)
(g)
125.21
MOTOR
IMPEDANCE PARAMETERS
Levc (Induction
at 1kHz) (mH)
1.51
Levc (Induction
at 20kHz) (mH)
0.71
Krm (Resistance
cons) (ohm)
11.19
Kxm (Reaction
cons) (mH)
13.77
Rem
(Resistance at 1kHz) (ohm)
6.16
Rem (Resistance
at 20kHz) (ohm)
53.50
Erm (Resistance
expont)
0.72
Exm (Reaction
expont)
0.75
MOUNTING
INFORMATION
Overall diameter
(in/cm)
15 3/8" / 39
Baffle
hole diameter (in/cm)
14" / 35.56
Depth (in/cm)
6 3/8" / 16.19
Fixing holes (in/cm)
5 9/16" / 14.13
Flange thickness
(in/cm)
15/32" / 1.19
Fixing hole diameter
(in/cm)
14 5/8" / 37.2
Front / Rear sealing
gaskets
Standard
Weight (lbs/kg)
32 / 14.5
Recom. enclosure
vol. (cu.ft)
2.5 / 5.3
Shipping weight
(lbs/kg)
34 / 15.5
Packing carton
dim. (H/V)
9 1/2" / 15 3/4"
/ 15 3/4"
Belisle
Acoustics Inc. pursues an active Research &
Development program and reserves the right to
alter specifications without prior notice.