4000 Series 8" - 4 Ohm Pair - PCX840S4
4000 Series 8" - 4 Ohm Pair - PCX840S4 - Image 2
4000 Series 8" - 4 Ohm Pair - PCX840S4 - Image 3
4000 Series 8" - 4 Ohm Pair - PCX840S4 - Image 4

4000 Series 8″ – 4 Ohm Pair – PCX840S4

$869.00

 

  • 4 Ohm 8″ (218.5 mm) Pro Coaxial
  • Nylon and Fiberglass Composite Basket
  • Waterproof Treated Paper Cone
  • Waterproof Treated S-Roll Cloth Surround
  • Waterproof Treated Cone Spider (covers horn gap)
  • 1.5″ (38 mm) High Temperature Midrange Voice Coil
  • High Energy N48 Neodymium Motor
  • Gold Plated Terminals
  • Composite Grills Available in White and Black (sold separately)
  • 1.34″ (34mm) High Temperature Tweeter Voice Coil
  • Waterproof Membrane in Horn Throat
  • Aluminum Horn
  • Polypropylene capacitor on tweeter
  • 250 Watts RMS power handling*
  • 97dB Midrange Sensitivity @ 1W/1m
  • 105dB Tweeter Sensitivity @ 1W/1m
  • Sold in Pairs

All power ratings are figured using an electronic high pass crossover with a minimum crossover point of 150Hz at 24dB/Octave, 200Hz at 18dB/Octave, or 250Hz at 12dB/Octave.

SKU: ADPCX840S4 Categories: ,

Description

Midrange                    Tweeter
Fs	80 Hz               Fs     640 Hz
Qms	7.861               SPL    107 dB
Vas	20.8467 l
Cms	0.261 mm/N
Mms	15.004 g
Rms	0.97 kg/s
Dia	173.80 mm
Sd	237.79 cm²
	
Qes	0.389
Re	3.71 Ω
Le	0.094 mH

Bl	8.519 Tm

Qts	0.371
no	2.689 %
SPL	97 dB




Frame Outer Diameter	8 19/32"   (218.5mm)
Grille Outer Diameter	" (mm)
Motor Outer Diameter	3 15/16"   (100mm)
Tweeter Protrusion	1  3/32"    (28mm)
Grille Protrusion	  " (mm)
Mounting Hole Diameter	7 3/32"   (180.3mm)
Mounting Depth		3 15/32"  (88mm)

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