Description
DS18 Car Audio 8″ Midrange Loudspeaker with Bullet 4 Ohm 275W RMS PRO-X8.4BM
This listing includes:
- (1) DS18 8″ Midrange Loudspeaker PRO-X8.4BM
Description:
With strong midrange and clear high frequencies, these loudspeakers deliver a concert-like audio experience without any distortion. The 1.5″ 4-ohm voice coil handles high temperatures effortlessly, allowing you to blast your favorite music regularly without issue. The PRO-X8.4BM’s high 96 dB sensitivity lets you crank up the volume while maintaining clarity, and its frequency range of 125Hz to 16KHz provides richer, more accurate tones. Capable of handling up to 275 Watts RMS, these loudspeakers offer consistent, heavy-duty performance, delivering extreme volume levels with crystal clarity.
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Specifications per speaker:
- Nominal Diameter: 8″ (203.2mm)
- Nominal Impedance: 4 Ohms
- Max Power Handling: 550 Watts
- RMS Power Handling: 275 Watts
- Sensitivity (1w/1m): 96dB
- Frequency Response: 125Hz ~ 16KHz
- Recommended Hi-Pass Crossover: 120Hz
Motor:
- Voice Coil Diameter: 1.5″ (38.1mm)
- Voice Coil Former Material: Kapton
- Winding Material: CCAW
- Basket Material: Steel
- Magnet Material: Ferrite
- Magnet Weight: 30 oz
Thiele & Small Parameters:
- Equivalent Volume: Vas – 26.60L
- Excursion: X-max – 9.3mm
- Free Air Resonance: Fs – 93Hz
- Mechanical Factor: Qms – 9.275
- Electrical Factor: Qes – 0.589
- Total Factor: Qts – 0.552
- DC Resistance: Re – 3.2 Ohms
Dimensions per speaker:
- Overall Diameter: 8.22″ (209mm)
- Front Mount Baffle Cutout: 7.17″ (182mm)
- Mounting Depth: 3.11″ (79mm)
- Overall Depth: 3.39″ (86mm)
- Motor Diameter: 4.72″ (120mm)

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