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18Sound

SPEAKER 18SOUND 6" 6NMB900 NEO 8OHMS

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  • SPEAKER 18SOUND 6" 6NMB900 NEO 8OHMS
  • SPEAKER 18SOUND 6" 6NMB900 NEO 8OHMS
Now: $39,216
Was: $49,020

Description

The 6NMB900 is the evolution of the 6NMB420 neodymium midbass speaker. This new 6.5 inch neodymium midbass transducer has been designed for mid low frequency reproduction in system designs where high intelligibility is required. 6NMB900 is suitable as mid-bass in line array systems or multiple way systems with high-pass crossover above 200 Hz and low-pass up to 3kHz; enclosure might be closed or vented with volume size starting from 2 lit.
The speaker offers a superb linearity: distortion values are further minimized by new enhanced design criterias, taking the 6NMB900 to very high level of performance.
The extremely powerful external neodymium magnet assembly assures high flux concentration, low power compression and excellent heat exchange. The levels of force factor and power handling are, as a consequence, at the upper professional level with best power to weight ratio.
A consistent heat transfer is guaranteed by the encapsulation of the magnetic structure in the interior of the basket, offering a large contact space between the back plate and the dissipating structure.
Particular efforts were dedicated to the new surround shape and material design, in order to minimize the resonances on mid range frequencies. The new multiroll design offers a consistent damping to typical bell modes.
The 44 mm voice coil is made of light-weight aluminum wire and assures linearity and high power handling.
The ability to perform in humid environments is a key feature of the 6NMB900: this is achieved through a proprietary humidity repellent cone treatment.

MAX POWER
260 W
SPL
97 dB
FREQUENCY RANGE
200 - 7000 Hz
DC RESISTANCE
5.2 Ω
FS
95 Hz
QTS
0.32
VAS
10 L
SD
130 cm²
XMAX
± 3 mm
Resonant frequency fS 95 Hz
Electrical Q QES 0.36
Mechanical Q QMS 2.87
Total Q factor QTS 0.32
Suspension equivalent air volume VAS 10.3 litres
DC resistance RE 5.2 Ω
Voice coil inductance LE 0.1 mH
Force factor B·l 8.5 T·m
Suspension mechanical resistance RMS 1.5 N·s/m
Suspension mechanical compliance CMS 430 µm/N
Moving mass MMD 6.3 g
Moving mass (including airload) MMS 7.4 g
Surface of the diaphragm SD 130 cm²
Effective diaphragm diameter Ø 12.9 cm
Maximum linear excursion Xmax ± 3 mm
Excursion limit Xlim ± 7 mm
Displacement volume at Xmax VD 39 cm³
Efficiency η₀ 2.4 %
Efficiency bandwidth product EBP 263
 

 

 

 

 

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