- Beryllium dome for non-resonant high frequency extension
- Two part aluminium faceplate with integrated mechanical decoupling
- Dual balanced compression chambers for improved dynamics
- Dual copper caps for absolute minimum voice coil inductance and minimum phase shift
- Non-reflective cast aluminium chamber with optimized damping for improved dynamics
- Shallow flow optimized magnet structure for optimum coupling to rear chamber
- CCAW voice coil for low moving mass
- Long life silver lead wires
- Low resonance frequency for extended range
Specifications:
Nominal Impedance 4 Ω
DC resistance, Re 3.0 Ω
Voice coil inductance, Le 0.02 mH
Effective piston area, Sd 9.6 cm2
Voice coil diameter 29.0 mm
Voice coil height 2.0 mm
Air gap height 2.5 mm
Linear coil travel (p-p) 0.5 mm
Moving mass incl. air, Mms 0.46 g
Free air resonance, Fs 600 Hz
Sensitivity (2.83V/1m) 92 dB
Force factor, Bl 2.0 Tm
Rated power handling* 80 W
Net weight 0.53 kg