Speaker Drivers · 18"
18PD125
18" / 471 mm FERRITE SUBWOOFER · 5" VOICE COIL
18" · FERRITE SUBWOOFER
Key Specifications
Nominal Diameter
471 mm / 18"
Rated Impedance
8 ohm
Sensitivity (1W/1m)
96 dB
Frequency Range
34 Hz - 1.8 kHz
Voice Coil Diameter
125 mm / 5"
Net Weight
19.74 kg
- 5" voice coil, Fs 34 Hz - dedicated subwoofer.
- Continuous / program / peak power rating.
Specifications
General Specifications
- Nominal Diameter
- 471 mm / 18"
- Rated Impedance
- 8 ohm
- Sensitivity (1W/1m)
- 96 dB
- Frequency Range
- 34 Hz - 1.8 kHz
- Voice Coil Diameter
- 125 mm / 5"
- Power Rating (Cont./Prog./Peak)
- 1200 / 2400 / 3600 W
- Secondary Diameter
- 414 mm
- Total Height
- 180 mm
- Magnet Diameter
- 280 mm
- Aperture
- 440 x 8 x 6 - 470 x 6 x 6
Mounting Information
- Net Weight
- 19.74 kg
Thiele-Small Parameters
- Fs (Resonance Frequency)
- 34 Hz
- Re (DC Resistance)
- 5.0 ohm
- Qms (Mechanical Factor)
- 6.16
- Qes (Electrical Factor)
- 0.29
- Qts (Total Factor)
- 0.29
- BL Factor
- 36 T.m
- Mms (Moving Mass)
- 363 g
- Vas (Equivalent Air Load)
- 181 liters
- Sd (Piston Area)
- 1257 cm2
18PD125 · Frequency Response · 1W / 1m
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