Specifications

W20 A
Specifications
Speaker system
Components:
- bass frequencies
Woofer Mod. 10/058 - 8 Ω
Nominal diameter
Frequency range
Power capacity
Sensitivity
Rated impedance
Net weight
TThiele & Small Parameters
fs
Re
Qms
Qes
Qts
Vas
η o
B.l
SD
Xmax
Pe
- mid/high frequencies
Exponential horn (ME60)
Nominal coverage:
Cutoff frequency:
Throat diameter:
Material:
Dimensions:
Net weight:
Driver (DE750)
Throat diameter:
Nominal impedance :
D.C resistance:
Power capacity:
Sensitivity:
Frequency range:
Voice coil diameter:
winding material:
Dome material
Inductance:
Flux density:
Overall diameter:
Depth:
Net weight:
Impedance
Frequency response
Sensitivity (1W / 1m)
Max SPL
Built-in electronic crossover:
crossover frequency
slope
Built-in power amplifiers
Max. output power - bass
- mid/high
Frequency response (bass + mid-high)
Input impedance
Input sensitivity
Noise referred to input
Power supply (Europe and Asia)
Power supply (USA and Canada)
Fuse (Europe and Asia)
Fuse (USA and Canada)
Connections
Construction and finish
Dimensions (w x h x d):
Weight
2-way bass reflex
custom designed to Montarbo specifications
2 x 10"high efficiency woofers
10"
40÷2000Hz
300W
99dB
8 Ω
13,5 Kg
62,50Hz
6,50 Ω
3,74
0,228
0,215
45,5dm
3
4,689%
15,58Wb/m
0,104m
2
±3,20mm
300W r.m.s.
2" driver coupled with a constant directivity horn
(HxV) 60°x40°
800 Hz
50 mm (2")
cast aluminium
270x237x202 mm
2 Kg
50 mm (2")
8 ohms
6 ohms
140 Watt RMS
108 dB
0,5 ÷ 20kHz
74,5 mm
aluminum
titanium
0,14 mH
1,9 T
180 mm
90mm
6,4 kg
4 ohm (bass) / 8 ohm (mid/high)
55Hz ÷ 20kHz
- bass: 55Hz ÷1200 Hz
- mid/high: 1200Hz ÷20kHz
102 dB
131 dB
1200Hz
24dB/Oct
2 MOSFET amplifiers (each one processor controlled)
600 W continuous
850 W peak
250 W continuous
350 W peak
35Hz ÷ 25kHz +0/-1dB
10KΩ (balanced)
0dB (775 mV)
-108dB (A weighted)
220 V.A.C. 50÷60 Hz
117 V.A.C. 50÷60 Hz
F 6,3 AL
F 10 AL
Balanced inputs (wired in parallel): 2 XLRs (male +female), 2 Jacks.
phenolic-glued multiply birch; polyurethane paint
34,5 x 82 x 36 cm
49,5 Kg
11
APPENDIX