DS18 PRO-FU8.4 8 Inch Mid Range Loudspeaker Owner’s Manual

DS18 PRO-FU8.4 8 Inch Mid Range Loudspeaker

PRO-FU8.4

SPECIFICATIONS

Nominal Diameter…………………………………………………………………………………………………….8″
Nominal Impedance…………………………………………………………………………………………. 4 Ohms
RMS Power Handling ……………………………………………………………………………………….350W
MAX Power Handling………………………………………………………………………………………..700W
Sensitivity (1w/1m)………………………………………………………………………………………….. 94.9dB
Frequency Response………………………………………………………………………………..100Hz-5KHz
Recommended Hi Pass Crossover……………………………………………………………………120Hz
Pair or Single…………………………………………………………………………………………Single / Unidad

MOTOR

Voice Coil Diameter…………………………………………………………….. 2”/50.8 mm
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 ………………………………………………………………………………57 oz

THIELE & SMALL PARAMETERS

Equivalent Volume …………………………………………Vas ………………………………17.08L
Excursion (one way) ……………………………………..Xmax ……………………………. 0.9 mm
Free Air Resonance …………………………………………Fs ………………………………. 72.5Hz
Mechanical Factor  ………………………………………..Qms …………………………………..7.531
Electrical Factor …………………………………………..Qes…………………………………….0.322
Total Factor ……………………………………………………Qts…………………………………0.308
Mechanical Mass  …………………………………………Mms ………………………………17.187g
Mechanical Compliance…………………………………Cms…………………….. 280.07mm/N
BL Factor ……………………………………………………….BL …………………………………….8.25
Cone Area ……………………………………………………….Sd ……………………….207.24 cm2
DC Resistance ……………………………………………….Re …………………………….. 2.8 ohm
Mechanical Mass w/o air……………………………….Mmd ……………………………..15.471g
Efficiency Bandwidth Product………………………..Ebp……………………………………225

MEASUREMENTS

Overall Diameter ……………………………………………………………………………………8.34” / 212mm
Overall Depth ……………………………………………………………………………………………3.77” / 96mm
Front Mount Baffle Cutout …………………………………………………………………….7.16” / 182mm
Mounting Depth  ……………………………………………………………………………………..3.26” / 83mm
Motor Diameter ………………………………………………………………………………………6.14” / 156mm

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