OMEGA PRO-18A Professional Series

Recommended for professional audio as a woofer in vented enclosures. Also ideal for horn loading and scoops.

RRP 440.00 $ / piece

Specifications

Product type
Loudspeaker Chassis

Type
PA

Nominal Diameter
18 "

Nominal Diameter
457.2 mm

Voice Coil
4 "

Voice Coil
101.6 mm

Overall diameter
457.2 mm

Pitch Circle Diameter
438.2 mm

Section Diameter
420.5 mm

Diameter of fixing holes
7.1 mm

Depth
207 mm

Nominal Impedance
4 Ohm(s)

Nominal Load Capacity
800 W

maximum rated load
1600 W

Sensitivity (1 W / 1 m)
96.4 dB

Frequency response
40 - 800 Hz

Voice Coil Material
copper

Magnet
Ferrite

Depth of the magnetic gap
9.53 mm

Thiele & Small Parameter


Fs (Resonance Frequency)
23 Hz

Re (DC resistance)
2.5 Ohm(s)

Qms (mechanical quality)
6.41

Le (inductance of the voice coil)
0.61 mH

Qes (electrical quality)
0.29

Qts (overall quality)
0.28

Vas (equivalent volume)
639

Mms (moving mass)
137 g

BL (power factor)
13.4 T/m

Xmax (maximum displacement)
4.8 mm

Cms (elasticity of the suspension)
0.34 mm/N

Sd (membrane area)
1159 cm²

Weight
13,11 kg

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