Scan Speak D 3004 664000 Beryllium-Dome (pair)

2 piece | 480,00 € €/piece
incl. 19% VAT plus shipping
Goods have to be ordered

The Illuminator tweeters stand for superb vocal rendition and excellent imaging at all
listening levels. The D3004/664000 is "top of the range" with its pure beryllium
diaphragm, large roll surround, and AirCirc motor system, it provide a excellent -
unsurpassed - sound reproduction with a flat frequency response to above 40KHz,
outstanding off-axis response, low distortion and dynamic precision.

Key features:
  • Beryllium Diaphragm (99% Pure Be)
  • Patented Symmetrical Drive (SD-2) motor
  • Black Rubber Painted Die Cast Faceplate
  • AirCirc Motor Design w. 6 Neo magnets
  • Large Roll Surround f. Wide Dispersion
  • Non-Magnetic Protective Grill

Short data

Usage as Tweeter
Power Handling 150 Watt
Impedance 4 Ohm
Frequency from 2500 Hz
Max. Frequency 40 kHz
Sound pressure 91.5 dB


Overall dimensions 104 mm
Baffle cutout 77 mm
Depth (Total) 24 mm
Front material Aluminium
Membrane Type Dome
Membrane Material Beryllium
Voice coil Ø 26 mm
Voice coil height 2.1 mm
Voice coil material Aluminium
Air gap height 2.5 mm


Resonance fs fs: 500 Hz
Mechanical Q Qms: 3.79
Electrical Q Qes: 0.62
Total Q Qts: 0.54
Equivalent Air-Volumen Vas: 0.02 Liter
DC-Resistance Re: 3 Ohm
Coil Inductance Le: 0.03 mH
Mech. Compliance Cms: 0.29 mm/N
Moving Mass Mms: 0.35 g
mech. Resistance Rms: 0.29 kg/s-¹
Max. Excursion +/- Xmax: 1.6 mm
BL Product Bl: 2.3 N/A
Membrane Area Sd: 7 cm²
Sound pressure dB: 91.5 SPL

Frequency & Impedance

Technical Dimensions

PDF-Product information

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