DE4428T HF Drivers 1.75 inches

Notes

1.75 INCH EDGEWOUND CCA VOICE COIL
 
107 dB/SPL SENSITIVITY
 
100 WATT PROGRAM POWER HANDING
 
FEM OPTIMIZED MOTOR ,PHASEPLUG AND DIAPHRAGM
 
1200-18000 Hz FREQUENCY RANGE
 
TITANIUM DIAPHRAGM AND SUSPENSION
 
VOICE COIL COPPER DEMODULATION RING

GENERAL SPECIFICATIONS

Throat diameter 25.4(1) mm (in.)
Nominal impedance 8 Ω
Minimum impedance 6 Ω
Program power (1) 100 W
AES Power rating(2) 50 W
Sensitivity (3) 107 dB
Frequency range 1200 ~ 18000 Hz
Voice coil diameter 44(1.75) mm (in.)
Magnet material Ferrite
Magnet dimensions (ODxIDxh) 120 mm
Coil material CCAW
Former material Kapton
Diaphragm material Titanium
Voice coil Inductance 0.08
Flux density 1.4 T
Recommended crossover (4) 1500 Hz

SHIPPING INFORMATION

Net weight 1.5 Kg
Multipack size (12) (W x D x H) 425 x 270 x 140 mm
Multipack weight 19.1(12PCS) Kg

OTHERS

(1)Program power is defined as 3 dB greater than AES Power.
(2)Horn loaded test 2h with continuous, brand-limited(1200-18000Hz,12dB/oct)pink noise as per AES 2-1984 Rev.2003.
(3)Measured on axis at 2.83V,1m, driver loaded with 90°× 40° horn, SPL average in the frequency range 1200-18000 Hz.
(4)High pass filter with slop 12 dB/oct. or higher.