Scan Speak D 2908/714000 Revelator, Beryllium

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RRP 558,00 €

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ScanSpeak D2908 / 714000

The D2908 / 714000 is a highly efficient and powerful 1" beryllium tweeter that reproduces music cleanly and clearly at all listening levels with dynamic precision. It also shines with superb voice reproduction. The smooth, milled aluminum carrier plate and the acoustically unobtrusive protective grille are not leading only to an aesthetic appearance, but also allows the enjoyment of a free and unadulterated sound reproduction.

  • Beryllium membrane (99% pure)
  • Patented Symmetrical Drive (SD-2) drive
  • Milled, black anodized aluminum front panel with a diameter of 120mm
  • Titanium voice coil former
  • Aluminum non-resonant chamber

Short data

Usage as Tweeter
Power Handling 200 Watt
Impedance 8 Ohm
Frequency from 2200 Hz
Max. Frequency 30 kHz
Sound pressure 92 dB


Overall dimensions 120 mm
Baffle cutout 90 mm
Depth (Total) 28.2 mm
Front material Aluminium
Membrane Type Dome
Membrane Material Beryllium
Voice coil Ø 26 mm
Voice coil height 2.1 mm
Voice coil material Titanium
Air gap height 2.5 mm


Resonance fs fs: 534 Hz
Mechanical Q Qms: 7.3
Electrical Q Qes: 0.50
Total Q Qts: 0.47
Equivalent Air-Volumen Vas: 0.02 Liter
DC-Resistance Re: 5.7 Ohm
Coil Inductance Le: 0.02 mH
Mech. Compliance Cms: 0.26 mm/N
Moving Mass Mms: 0.33 g
mech. Resistance Rms: 0.15 kg/s-¹
Max. Excursion +/- Xmax: 1.6 mm
BL Product Bl: 3.6 N/A
Membrane Area Sd: 7 cm²
Sound pressure dB: 92 SPL

Frequency & Impedance

Technical Dimensions

PDF-Product information

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