DS18 PRO-X8MSE 8-Inch Sealed Back Midrange Loudspeaker Owner’s Manual
- June 5, 2024
- DS18
Table of Contents
DS18 PRO-X8MSE 8-Inch Sealed Back Midrange Loudspeaker
OVERVIEW
- 8″ SEALED BACK MIDRANGE LOUDSPEAKER
Specifications
- Nominal Diameter ……………………………………………………………………………. 8″
- Nominal Impedance ……………………………………………………………….. 8 OHMS
- MAX Power Handling ………………………………………………………………….. 550W
- RMS Power Handling ………………………………………………………………….. 275W
- Sensitivity (1w/1 m) ………………………………………………………………………. 97 dB
- Frequency Response ………………………………………………………… 250Hz-8KHz
- Recommended HI Pass Crossover ……………………………………………… 500 Hz
Motor
- Voice Coil Diameter. ………………………………………………………….. 1.5″/38.6 mm
- Voice Coil Former Material ………………………………………………………. KAPTON
- Winding Material …………………………………………………………………………… CCA
- Cone Material ………………………………………………………… Non-Pressed Paper
- Dust Cap Material ………………………………………………………………………… Paper
- Surround Material …………………………………………………………………………. Cloth
- Basket Material ……………………………………………………………………………. Steel
- Magnet Material ………………………………………………………………………….. Ferrite
- Magnet Weight ……………………………………………………………………………. 33 oz
Thiele & Small Parameters
- Equivilant Volume …………………………………………………. Vas …………….. 0. 727L
- Excursion …………………………………………………………….. Xmax …………….. 6mm
- Free Air Resonance ……………………………………………… Fs ………………. 450Hz
- Mechanical Factor ………………………………………………… Qms …………….. 2.498
- Electrical Factor ……………………………………………………. Yes ………………. 2.292
- Total Factor ………………………………………………………….. It’s ……………….. 1.195
- Moving Mass ……………………………………………………….. MMS …………. 11.321 g
- Compliance ………………………………………………………… Cms ……… 0.011 mm/N
- Force Factor ………………………………………………………. BL …………………. 8. 73
- Voice Coil inductance ……………………………………………. Le …………… 0.798mH
- Diaphragm Area ………………………………………………….. Sd ………… 216.42cm2
- De Resistance ……………………………………………………… Re …………. 5.46 ohms
Measurements
- Overall Diameter …………………………………………………………….. 8.2″/208.5 mm
- Overall Depth ……………………………………………………………………. 3.54″/90 mm
- Front Mount Baffle Cutout …………………………………………………… 7.2″/183 mm
- Mounting Depth …………………………………………………………………. 3.23″/82 mm
- Motor Diameter …………………………………………………………………. 4. 72″/120mm
TECHNICAL
- MAX Power Handling: 550 Watts
- RMS Power Handling: 275 Watts
- Frequency Response: 250Hz-8KHz
- Voice Coil Diameter: 1.5″ / 38.6 mm
- Voice Coil Material: Kapton
- Nominal Impedance: 8 ohm
- Sensitivity (1W/1 M): 97dB
- Magnet Weight: 33 oz
- Magnet Material: Ferrite
- Mounting Depth: 3.23″ / 82 mm
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