4000 Series 6.5" - 4 Ohm Pair - PCX640S4
4000 Series 6.5" - 4 Ohm Pair - PCX640S4 - Image 2
4000 Series 6.5" - 4 Ohm Pair - PCX640S4 - Image 3
4000 Series 6.5" - 4 Ohm Pair - PCX640S4 - Image 4

4000 Series 6.5″ – 4 Ohm Pair – PCX640S4

$799.00

 

  • 4 Ohm 6 ½” (176 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: ADPCX640S4 Categories: ,

Description

Midrange                          Tweeter                           
Fs	108 Hz                    Fs   620 Hz                        
Qms	7.608                     SPL  105 dB
Vas	6.9217 l
Cms	0.19 mm/N
Mms	11.431 g
Rms	1.025 kg/s
Dia	143 mm
Sd	160.61 cm²
	
Qes	0.395
Re	3.71 Ω
Le	0.11 mH

Bl	8.538 Tm

Qts	0.375
no	2.129 %
SPL	95.6 dB




Frame Outer Diameter	6 15/16"   (176mm)
Grille Outer Diameter	" (mm)
Motor Outer Diameter	3 15/16"   (100mm)
Tweeter Protrusion	1  1/8"    (27mm)
Grille Protrusion	  " (mm)
Mounting Hole Diameter	5 11/16"   (144.3mm)
Mounting Depth		3  1/32"  (77mm)

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