DS18 PRO-HY8.4B 8 Inch Hybrid Mid-Range Loudspeaker Owner’s Manual

: June 5, 2024
: DS18

Table of Contents

SPECIFICATIONS
MID-RANGE SPECIFICATIONS
THIELE & SMALL PARAMETERS
DRIVER SPECIFICATIONS
Documents / Resources

OWNER’S MANUAL
PRO-HY8.4B
8″ HYBRID MID-RANGE LOUDSPEAKER
WITH 1″ VC BUILT-IN COMPRESSION DRIVER HORN

PRO-HY8.4B

SPECIFICATIONS

Nominal Diameter ………………………………………………………………………………………………………………………………8”
Nominal Impedance …………………………………………………………………………………………………………4 OHMS
RMS Power Handling ……………………………………………………………………………………………….. 250W
MAX Power Handling ………………………………………………………………………………………………… 500W
Sensitivity……………………………………………………………………………………………………………. 97dB
Frequency Response ……………………………………………………………………………………..80Hz-20KHz
Recommended Hi Pass Crossover………………………………………..100 Hz
Number of Ways ………………………………………………………………………………………………………………………………………….2
Pair or Single ………………………………………………………………………………………………………………………..Single

MID-RANGE SPECIFICATIONS

Voice Coil Diameter ………………………………………………………………………..1.5” / 38.6 mm
Voice Coil Former Material ……………………. Glass Fiber
Winding Material ……………………………………………………………………………………………………………….CCAW
Cone Material ………………………………… Water-Resistant Paper
Surround Material………………………………………………………………………………………… Cloth
Basket Material ……………………………………………………………………………… Aluminum
Basket Color/Finish / Color………………………………………………..Glossy Red
Magnet Material ………………………………………………………………………………………………… Ferrite
Magnet Weight ……………………………………………………………………………………………………….. 27 oz / 765.43g
Displacement volumen…0.051L

THIELE & SMALL PARAMETERS

Equivalent Volume………………………………………………….. Vas ……………………………………. 10.048L
Excursion (one way)…………………………………………………….. Xmax…………………………………..9.2 mm
Free Air Resonance …………………………………………….. Fs ……………………………………………135Hz
Mechanical Factor………………………………………………………….. Qms …………………………………………..5.96
Electrical Factor……………………………………………………………. Qes…………………………………………..1.321
Total Factor …………………………………………………………………………………. Qts……………………………………………1.011
Mechanical Mass ………………………………………………………….. Mms………………………………………..9.69g
Mechanical Compliance …………………………………… Cms……………………137.345 mm/N
BL Factor …………………………………………………………………………………………. BL ……………………………………………….4.58
Voice Coil Inductance…………………………. Le…………………………………………4.22mH
Cone Area………………………………………………………………………………………. Sd ……………………………… 226.98 Cm2
DC Resistance……………………………………………………………………….. Re……………………………………..3.4 ohms
Mechanical Mass w/o Air ……………………………………. Mmd …………………………………… 7.724g
PRO-HY8.4B

DRIVER SPECIFICATIONS

Voice Coil Diameter……………………………………………………………………1” / 25.4 mm
Voice Coil Former Material……………………………………………………………… Kapton
Winding Material ………………………………………………………………………………………………………. CCAW
Diaphragm Material ………………………………………………………………….Titanium /
Magnet Material …………………………………………………………………………………Neodymium
Horn Diameter ……………………………………………………………………………………………..3.26″ / 83 mm
MEASUREMENTS / MEDIDAS:
Overall Diameter……………………………………………………………………………………………………..8.31″ / 211mm
Overall Depth ……………………………………………………………………………………………4.65″ / 118.2mm
Front Mount Baffle Cutout ……………………………………………………7.1″ / 180.3mm
Mounting Depth ……………………………………………………………………………………4.29″ / 109mm
Motor Diameter ………………………………………………………………………………………..4.59″ / 116.6mm

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Documents / Resources

| DS18 PRO-HY8.4B 8 Inch Hybrid Mid-Range Loudspeaker [pdf] Owner's Manual
PRO-HY8.4B, 8 Inch Hybrid Mid-Range Loudspeaker, PRO-HY8.4B 8 Inch Hybrid Mid- Range Loudspeaker
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| DS18 PRO-HY8.4B 8 Inch Hybrid Mid-Range Loudspeaker [pdf] Owner's Manual
PRO-HY8.4B, 8 Inch Hybrid Mid-Range Loudspeaker, Mid-Range Loudspeaker, PRO- HY8.4B, Loudspeaker