Description
DS18 69XL750NB-4
The DS18 69XL750NB-4 is a powerful 6×9″ mid-bass loudspeaker designed to deliver strong, punchy bass and clear midrange performance for high-output car audio systems. Built with a durable steel basket and high-efficiency motor structure, this speaker is engineered to handle high power while maintaining clean and accurate sound reproduction.
Specifications
| Specification | Details |
|---|---|
| Nominal Diameter | 6×9″ / 152 × 228 mm |
| Nominal Impedance | 4 Ohms |
| RMS Power Handling | 375 W |
| MAX Power Handling | 750 W |
| Sensitivity (1W/1M) | 97.5 dB |
| Frequency Response | 80 Hz – 12.5 kHz |
| Recommended High-Pass Crossover | 100 Hz |
| Sold In | Single |
| Grill Included | No |
Features
| Feature | Details |
|---|---|
| Interleaved Sandwich Voice Coil (ISV) | No |
| Demodulating Rings | Yes |
| Improved Heat Dissipation | Yes |
| Cone Shape | Conical |
| Speaker Terminals | Push 12 ga |
Motor
| Component | Details |
|---|---|
| Voice Coil Diameter | 2″ / 50.8 mm |
| Voice Coil Former Material | Kapton |
| Winding Material | CCAW |
| Cone Material | Paper |
| Dust Cap Material | N/A |
| Bullet Material | Aluminum |
| Bullet Color / Finish | Black |
| Surround Material | Cloth |
| Leads Type | Spider Crossed |
| Basket Material | Aluminum |
| Basket Color / Finish | Satin Black |
| Magnet Material | Neodymium Rings |
| Magnet Weight | 11.4 oz |
| Displacement Volume | 0.8 L / 0.028 ft³ |
Thiele & Small Parameters
| Parameter | Details |
|---|---|
| Equivalent Volume (Vas) | 16.3 L / 0.57 ft³ |
| Excursion (One Way) | 3.8 mm |
| Free Air Resonance (Fs) | 90 Hz |
| Mechanical Factor (Qms) | 3.907 |
| Electrical Factor (Qes) | 0.221 |
| Total Factor (Qts) | 0.209 |
| Mechanical Mass (Mms) | 12.194 g |
| Mechanical Compliance (Cms) | 0.249 mm/N |
| BL Factor | 10.052 |
| Voice Coil Inductance (Le) | 0.04 mH |
| Cone Area (Sd) | 229.66 cm² |
| DC Resistance (Re) | 3.2 Ohms |
| Mechanical Mass w/o Air | 12 g |
Measurements
| Measurement | Details |
|---|---|
| Overall Diameter | 6.6″ × 9.48″ / 168 × 241 mm |
| Overall Depth | 3.73″ / 95 mm |
| Front Mount Baffle Cutout | 6″ × 8.8″ / 152.7 × 224.6 mm |
| Mounting Depth | 3.4″ / 86.5 mm |
| Motor Diameter | 4.13″ / 105 mm |
Product Overview
6×9″ Midrange Loudspeaker with Neodymium Rings and Bullet
The 69XL750NB-4 is DS18’s answer to riders and audio builders who want the loudest midrange in the harshest conditions.
Razor-Sharp Clarity
Rated at 97.5dB sensitivity and 750W MAX power handling, this midrange loudspeaker rips through noise with vibrant vocals and smooth mids from 80Hz to 12.5kHz.
Neodymium Power
We stacked this speaker with lightweight high-efficiency neodymium rings for easier mounting, a more controlled magnetic field, and unbelievably high output.
Ready for Battle
A conical paper cone, treated cloth surround, and spider-cross leads keep the 69XL750NB-4 solid and responsive under intense loads.
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