Scan Speak D 2905/9900 Revelator Tweeter buy at hifisound.de

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Scan Speak D 2905/9900 Revelator Tweeter

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D2905/990000 Revelator

D2905/990000 - The original Revelator tweeter - is build on the heritage of our
successful Classic tweeters, continuing with Symmetrical Drive (SD-2) motor design
which includes copper caps, the non resonant chamber and the special treated textile
29mm dome and further optimized optimized for the ultimate performance utilizing a
large machined aluminium wave guide front.

Key features:

Excellent Sound Reproduction
Patented Symmetrical Drive (SD-2) motor
Large Wave Guide Front
1" Textile Dome Diaphragm
Wide Surround Textile Diaphragm
Black Anodized Mashined Alu Face Plate

Short data

Usage as	Tweeter
Power Handling	430 Watt
Impedance	6 Ohm

Frequency from	2500 Hz
Max. Frequency	30 kHz
Sound pressure	91 dB

Chassis-data

Overall dimensions	130 mm
Baffle cutout	73.5 mm
Depth (Total)	54 mm
Front material	Aluminium
Membrane Type	Dome
Membrane Material	Textile

Voice coil Ø	28 mm
Voice coil height	3.3 mm
Air gap height	2.5 mm

Thiele-Small-Parameter

Resonance fs	fs: 500 Hz
Mechanical Q	Qms: 4.83
Electrical Q	Qes: 0.72
Total Q	Qts: 0.63
Equivalent Air-Volumen	Vas: 0.02 Liter
DC-Resistance	Re: 4.7 Ohm
Coil Inductance	Le: 0.01 mH

Mech. Compliance	Cms: 0.23 mm/N
Moving Mass	Mms: 0.45 g
mech. Resistance	Rms: 3.5 kg/s-¹
Max. Excursion +/-	Xmax: 1.5 mm
BL Product	Bl: 3.5 N/A
Membrane Area	Sd: 8.5 cm²
Sound pressure	dB: 91 SPL

Frequency & Impedance

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