DS18 PRO-FU12.8 12 Inch Mid-High Loudspeaker Owner’s Manual

: June 5, 2024
: DS18

Table of Contents

PRODUCT DIMENSION
SPL vs Freq
SPECIFICATIONS
MOTOR
THIELE & SMALL PARAMETERS
MEASUREMENTS
Documents / Resources

DS18 PRO-FU12.8 12 Inch Mid-High Loudspeaker

PRODUCT DIMENSION

SPL vs Freq

SPECIFICATIONS

Nominal Diameter………………………………………………………………….12″
Nominal Impedance……………………………………………………………… 8 Ohms
RMS Power Handling …………………………………………………………..600W
MAX Power Handling……………………………………………………………1200W
Sensitivity (1w/1m)………………………………………………………………. 97.7dB
Frequency Response………………………………………………………………57Hz-10KHz
Recommended Hi Pass Crossover…………………………………………80Hz
Pair or Single…………………………………………………………………………Single

MOTOR

Voice Coil Diameter Voz………………………………………………………….3” / 76.2mm
Voice Coil Former Material…………………………………………………….. Fiber Glass
Winding Material ……………………………………………………………………. CCA
Cone Material …………………………………………………………………………..Non-Pressed Paper
Dust Cap Material ………………………………………………………………….. Paper
Surround Material ………………………………………………………………….. Cloth
Basket Material ……………………………………………………………………….Aluminum
Basket Color …………………………………………………………………………. Matte Black
Magnet Material………………………………………………………………………Ferrite
Magnet Weight ……………………………………………………………………….100 oz

THIELE & SMALL PARAMETERS

Equivalent Volume………………………………………..Vas ………………………………68.29L
Excursion (one way)………………………………………Xmax …………………………. 20 mm
Free Air Resonance ……………………………………….Fs ………………………………. 57.6Hz
Mechanical Factor………………………………………….Qms ……………………………..3.906
Electrical Factor …………………………………………….Qes…………………………………..0.42
Total Factor ……………………………………………………Qts…………………………………0.379
Mechanical Mass ……………………………………………Mms ………………………….. 46.03g
Mechanical Compliance …………………………………Cms……………………………. 165.45mm/N
BL Factor………………………………………………………..BL ………………………………….14.91
Voice Coil Inductance ……………………………………Le ………………………………0.1997mH
Cone Area………………………………………………………..Sd ……………………………..539.1 cm2
DC Resistance ………………………………………………..Re …………………………….. 5.6 ohm
Efficiency Bandwidth Product ……………………….Ebp……………………………………137

MEASUREMENTS

Overall Diameter……………………………………………………………………………………12.4” / 316mm
Overall Depth………………………………………………………………………………………..5.39” / 137mm
Front Mount Baffle Cutout……………………………………………………………………11.2” / 285mm
Mounting Depth …………………………………………………………………………………..4.92” / 125mm
Motor Diameter……………………………………………………………………………………..7.4” / 190mm

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Documents / Resources

| DS18 PRO-FU12.8 12 Inch Mid-High Loudspeaker [pdf] Owner's Manual
PRO-FU12.8, 12 Inch Mid-High Loudspeaker, High Loudspeaker, PRO-FU12.8, Loudspeaker
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