LEAN AUDIO No.1 for PA Loudspeakers, Guitar Speakers, Bass Guitar Speakers & HI FI speakers

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PRECISION DEVICES PD.1851 18" 1000 WATT Loudspeaker

£449.95

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PRECISION DEVICES PD.1851 18” 1000 WATT Loudspeaker

> Heavy-duty cast aluminium chassis for increased rigidity.
> Power compression only 1.6dB at rated power.
> A B/L in excess of 31 T/m.> Double suspension.
> Appropriate for applications as diverse as scoop bins, conventional reflex cabinets and horn loaded systems.
> Increased excursion over an 1850/2.
> AVAILABLE IN SOLIDUS EDITION

SPECIFICATIONS
Nominal Diameter460 mm / 18"
Voice Coil Diameter127 mm / 5.0"
Nominal Impedance8 Ω
Available In4 Ω/ 8 Ω/ 16 Ω
Power Rating1000 w (A.E.S.)
Peak Power (6dB Crest Factor)4000 w (A.E.S.)
Sensitivity (1w / 1m)98 dB
Frequency Range35 Hz - 2 kHz
Recommended Enclosure Volume90 - 220 Litres
Resonance37.03 Hz
Voice Coil Winding Depth29 mm / 1.14"
Magnet Gap Depth12 mm / 0.47"
Flux Density Tesla1.18 Tesla
Magnet MaterialCeramic
Voice Coil MaterialCopper
Former MaterialGlass Fibre
Dust Dome MaterialPaper
Suspension MaterialAcrylic
Cone Surround MaterialPaper / HGBC
THIELE SMALL PARAMETERS
Fs 37.03 Hz
Re 5.23 Ω
Qms18.49
Qes0.27
Qts0.26
Le 1.04 mh
L2 2.34 mh
R2 4.92 Ω
Vas 160.46 litres
Mms 219.22 g
Sd 1164.16 cm2
Cms 84.33 µm/N
BL31.48 T/m
Xmax12 mm
Vd1.397 litres
Ref. Efficiency2.31%
MOUNTING AND SHIPPING INFORMATION
Overall Diameter474 mm
Width Across Flats459 mm
Flange Height14.5 mm
Depth (Excl. Flange)178 mm
Magnet Diameter280 mm
Chassis Shoulder Diameter414.5 mm
Outer Bolt Circle6 * M8 on 455mm PCD
Inner Bolt CircleN/A
Nett Weight24.8 Kg / 54.67 lb.
Shipping Weight28.6 Kg / 63.05 lb.



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Lean Business Audio is a Limited company registered in England and Wales. Registered number: 04991687.
18 The Sterling Complex, Farthing Road Industrial Estate, Ipswich, IP1 5AP.