ScanSpeak D3004, 664000 Tweeter - Illuminator Range

ScanSpeak D3004, 664000 Tweeter - Illuminator Range

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.

This tweeter features a Beryllium diaphram, patented symetrical drive (SD-2) motor, black die cast rubber painted face plate, AIrCirc Motor design with 6 Neo magnets, a large roll surround for wide and even distribution and a sonically transparent protective grill.

Specification:

  • Resonance frequency [fs] 500 Hz
  • Mechanical Q factor [Qms] 3.79
  • Electrical Q factor [Qes] 0.62
  • Total Q factor [Qts] 0.54
  • Force factor [Bl] 2.3 Tm
  • Mechanical resistance [Rms] 0.29 kg/s
  • Moving mass [Mms] 0.35 g
  • Suspension compliance [Cms] 0.29 mm/N
  • Effective diaph. diameter [D] 30 mm
  • Effective piston area [Sd] 7 cm²
  • Equivalent volume [Vas] 0.02 l
  • Sensitivity (2.83V/1m) 91.5 dB
  • Ratio Bl/√Re 1.33 N/√W
  • Ratio fs/Qts 933 Hz

Electrical Data:

  • Nominal impedance [Zn] 4 Ω
  • Minimum impedance [Zmin] 3.6 Ω
  • Maximum impedance [Zo] 21.2 Ω
  • DC resistance [Re] 3 Ω
  • Voice coil inductance [Le] 0.03 mH
  • Power Handling 100h RMS noise test (IEC 17.1)* 90 W
  • Long-term max power (IEC 17.3)* 150 W 

*Filter: 2. order HP Butterworth, 2.5kHz

Voice Coil and Magnet Data

  • Voice coil diameter 26 mm
  • Voice coil height 2.1 mm
  • Voice coil layers 2
  • Height of gap 2.5 mm
  • Linear excursion ± 0.2 mm
  • Max mech. excursion ± 1.6 mm
  • Unit weight 0.3 kg

PRICE (1 off)
£328.49+vat+p&p

 

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