Scan Speak R 3004 6620 00 Ringradiator

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RRP 289,00 €

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Illuminator 1" Tweeter

The Illuminator tweeters stand for superb vocal rendition and excellent imaging at all listening locations. With its large roll surround and textile diaphragm provide a flat frequency response to above 30KHz. The unique AirCirc Magnet System, and its rear chamber, results in elimination of reflections and resonances that compromise the performance of traditional motors.

Key features:
  • 1" Ring Dome Diaphragm
  • Patented Symmetrical Drive (SD-2) motor
  • Diffraction Damping Rubber Front
  • Patented Phase Plug Design
  • AirCirc Motor Design w. 6 Neo magnets
  • Die Cast Rubber Painted Alu Face Plate

Short data

Usage as Tweeter
Power Handling 90 Watt
Impedance 4 Ohm
Frequency from 2500 Hz
Max. Frequency 20 kHz
Sound pressure 90.5 dB


Overall dimensions 104 mm
Baffle cutout 92 mm
Depth (Total) 30 mm
Front material -
Membrane Type Ringradiator
Membrane Surround Textile
Membrane Material Textile coated
Voice coil Ø 26 mm
Voice coil height 2 mm
Air gap height 2.5 mm


Resonance fs fs: 520 Hz
Mechanical Q Qms: 3.27
Electrical Q Qes: 0.56
Total Q Qts: 0.48
Equivalent Air-Volumen Vas: 0.01 Liter
DC-Resistance Re: 3.9 Ohm
Coil Inductance Le: 0.03 mH
Mech. Compliance Cms: 0.31 mm/N
Moving Mass Mms: 0.3 g
Max. Excursion +/- Xmax: 1.6 mm
Membrane Area Sd: 5.6 cm²
Sound pressure dB: 90.5 SPL

Frequency & Impedance

Technical drawing

PDF-Product information

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