Montarbo W18As, Инструкция по эксплуатации

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W18As
bi-amped, active loudspeaker system
Specifications
6
Speaker system 2-way bass reflex
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Components: custom designed to Montarbo specs
- bass frequencies 18" high efficiency woofer
Nominal diameter 18"
Frequancy range 32÷2000Hz
Power capacity 600W
Sensitivity 101dB
Rated impedance 4 Ohms
Net weight 13,5 Kg
TThiele & Small Parameters
fs
32Hz
Re 2,8 Ohms
Qms 5,45
Qes 0,31
Qts 0,293
Vas 0,376m 3
ho 3,85%
B.l 19,8T/m
SD 0,104m 2
Xmax 0,0099m
Pe 600W r.m.s.
- mid/high frequencies 2" driver coupled with a constant
directivity horn
Exponential horn
Nominal coverage (H x V) 90° x 60°
Cutoff frequency 500 Hz
Throat diameter 50 mm
Material aluminium fusion
Dimensions 435x270x230 mm
Net weight 3 Kg
Driver
Throat diameter 50 mm
Nominal impedance 8 ohms
D.C resistance 6,2 ohms
Power capacity 180 Watt RMS
Sensitivity 108 dB
Frequency range 500 ÷ 20kHz
Voice coil diameter 74,5 mm
winding material aluminum flat wire
former material kapton
Dome material titanium
Inductance 0,17 mH
Flux density 1,95 T
Overall diameter 165 mm
Depth 70mm
Net weight 4,8 kg
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Impedance 4 ohm (bass) / 8 ohm (mid/high)
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Frequency response 40Hz ÷ 20kHz
- bass: 40Hz ÷ 800Hz
- mid/high: 800Hz ÷ 20kHz
• Sensitivity (1W / 1m) 101 dB SPL
• Max SPL 131 dB
Built-in electronic crossover:
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crossover frequency 800Hz
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slope 24dB/Oct
Built-in power amplifiers
2 MOSFET (class AB);
2 independent processors
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Max. output power 850 W continuous / 1200 W peak
- bass 600 W continuous
(4 ohms @ 0,1%THD)
850 W peak
- mid-high 250 W continuous
(8 ohms @ 0,1%THD)
350 W peak
Forced cooling, thermostatically
controlled low turbolence fan
• Frequency response 35Hz ÷ 25kHz +0/-1dB
• Input impedance 10KOhms (balanced)
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Input sensitivity 0dB (775 mV)
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Noise referred to input - 108dB (A weighted)
• Power supply 220 V.A.C. 50÷60 Hz / Fuse: F 6,3AL
on request 117 V.A.C. 50÷60Hz / Fuse: F10AL
Connections Balanced male (OUT) and female (IN) XLR
inputs wired in parallel
Construction and finish Phenyl-glued multiply birch
Polyurethane paint
Dimensions (w x h x d) 54 x 87 x 45 cm
Weight 55,7 Kg
Block diagram