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Owner's Manual for DS18 12XL1500MB-8 12-inch Mid-Bass Loudspeaker
Quick guide for the DS18 12XL1500MB-8 12-inch mid-bass loudspeaker, including technical specifications, Thiele & Small parameters, mounting dimensions, and frequency response data.
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This document provides essential technical data and physical dimensions for the DS18 12XL1500MB-8 12-inch mid-bass loudspeaker. It is intended for installers and users to ensure correct integration into audio systems. Key information includes power handling, mounting requirements, and Thiele & Small parameters for enclosure design.
Technical specifications
- Nominal Diameter: 12 inches / 305 mm
- Nominal Impedance: 8 ohms
- RMS Power Handling: 750 watts
- MAX Power Handling: 1500 watts
- Sensitivity (1w/1m): 98.5 dB
- Frequency Response: 40Hz - 3KHz
- Recommended Hi Pass Crossover: 60Hz
Motor and construction
- Voice Coil Diameter: 3.5 inches / 89 mm
- Voice Coil Former Material: Kapton
- Winding Material: CCAW (2 Layers IN/OUT)
- Cone Material: Non-Pressed Paper
- Basket Material: Aluminum (Satin Black finish)
- Magnet Material: Ferrite (93 Oz)
Mounting dimensions
- Overall Diameter: 12.3 inches / 312 mm
- Overall Depth: 5.76 inches / 146.2 mm
- Front Mount Baffle Cutout: 10.9 inches / 278 mm
- Mounting Depth: 5.23 inches / 133 mm
- Motor Diameter: 7.48 inches / 190 mm
Safety and support
The product contains materials that may cause cancer and reproductive harm. For more information, visit P65Warning.ca.gov. For warranty policy details and further product information, visit the official website at DS18.com.
Official resources from the manual
Manufacturer information
DS18
Practical help
Common problems
Incorrect crossover setting
Ensure a high-pass crossover is set to at least 60Hz to protect the speaker and maintain performance.
Mounting clearance issues
Verify the baffle cutout diameter (10.9 inches) and mounting depth (5.23 inches) before cutting your enclosure.
Before use
- Check that the amplifier power output matches the speaker's RMS rating (750W).
- Confirm the enclosure baffle cutout matches the 10.9-inch requirement.
- Ensure the mounting surface can accommodate the 5.23-inch mounting depth.
- Verify the impedance of your system matches the 8-ohm nominal impedance of the speaker.
Specs in practice
- RMS Power Handling
- The continuous power the speaker can handle without damage.
- Fs (Free Air Resonance)
- The frequency at which the speaker cone naturally vibrates; 55Hz for this model.
Images and diagrams
- The SPL vs Freq graph shows the frequency response curve from 20Hz to 20KHz.
- The measurements diagram illustrates the overall diameter, mounting depth, and baffle cutout dimensions.
Model compatibility
- This speaker is sold as a single unit.
- Designed for mid-bass applications with a frequency range of 40Hz to 3KHz.
Manual page author
Michael Turner
Technical manual editor
Reviews PDF manuals for structure, safety notes, and practical product details so readers can find the right information quickly.