1″ high frequency compression driver. Low mass mylar
diaphragm ensures a very flat frequency response and
optimized ceramic magnet assembly allows for high
sensitivity and low distortion up to 18 kHz.
Specifications1
Throat Diameter 25 mm (1 in)
Nominal Impedance 8 Ω
Minimum Impedance 7.8 Ω
Power Handling
(2200 –20000 Hz)
Nominal2 30 W
Continuous Program3 60 W
Sensitivity (1W/1m)4 107 dB
Frequency Range 1.5 – 18 kHz
Recommended Crossover5 2.2 kHz
Voice Coil Diameter 44 mm (1.7 in)
Winding Material Aluminium
Inductance 0.11 mH
Diaphragm Material Mylar
Flux Density 1.5 T
Mounting and Shipping Information
Two M6 holes 180° on 76 mm (3 in) diameter
Overall Diameter 102 mm (4 in)
Depth 58 mm (2.3 in)
Net Weight (1 unit) 1.6 kg (3.5 lb)
Shipping Weight (8 units) 13.9 kg (30.6 lb)
Shipping Box (8 units) 220x220x150 mm
(8.7×8.7×5.9 in)
1 Driver mounted on B&C ME 45 horn.
2 2 hours test made with continuous pink noise signal (6 dB crest factor) within
the specified range. Power calculated on rated minimum impedance.
3 Power on Continuous Program is defined as 3 dB greater than the Nominal rating.
4 Applied RMS Voltage is set to 2.83V for 8 ohms and 4V for 16 ohms Nominal
Impedance. Average SPL from 1000 to 18000 Hz.
5 12 dB/oct. or higher slope high-pass filter.
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