Scan Speak R 3004 6620 00 Ringradiator buy at hifisound.de

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D3004/662000
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

Chassis-data

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

Thiele-Small-Parameter

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

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