Nominal Impedance 4 Ohms
Recommended Frequency Range 2000 - 30000 Hz
Short Ter [H1397-04] Avis/Critiques |
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Compact neodymium magnet tweeter for high quality speaker design in small
cabinets and automobiles. Aluminium/magnesium alloy diaphragm with pistonic
behaviour throughout the audible frequency range, resulting in a good dispersion
also above 10kHz.

Wide roll Sonomex surround together with a double chamber magnet system
results in a low resonance frequency. The critically designed diffusor
compensates for a slight axial roll off towards 20 kHz and reduces resonances
above 20kHz. Very low magnetic stray fields makes this unit suitable for A/V
systems. Voice coil immersed in magnetic fluid, allowing high power handling
capacity and simplified crossover design.The frequency responses above show
measured free field sound pressure in 0, 30, and 60 degrees, mounted in a 0.6m
by 0.8m baffle. Input 2.83 Vrms, microphone distance 0.5m, normalized to SPL 1m.
The impedance is measured without baffle using a 2V sine
signal.
Nominal Impedance 4 Ohms Voice Coil Resistance 2.7 Ohms Recommended
Frequency Range 2500 - 30000 Hz Voice Coil Inductance 0.03 mH Short Term
Power Handling * 220 W Force Factor 1.9 N/A Long Term Power Handling * 90
W Free Air Resonance 1170 Hz Characteristic Sensitivity (2.83V, 1m) 90 dB
Moving Mass 0.30 g Voice Coil Diameter 26 mm Effective Piston Area
7.5 cm2 Voice Coil Height 1.1 mm Magnetic Gap Flux Density 1.2 T Air
Gap Height 2 mm Magnet Weight 0.01 kg Linear Coil Travel (p-p) 0.9 mm
Total Weight 0.1 kg
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