KEF HTB2SE - System Specifications; Woofer Specifications; ABR Specifications

4
HTB2SE
SYSTEM SPECIFICATIONS
Frequency Response 30~250 Hz
Sensitivity 110dB+/-2dB @1W/m
Nominal Rating 250W
Dimension (W x D x H) 390x440x195mm(vertical)
227x440x385mm(horizontal)
Net Weight 11kg / pc
WOOFER SPECIFICATIONS
Rated Impedance 4+/-0.8 ohms at 1V 130 Hz
Sweep Test Sine Wave 14V at 20-1.5K Hz
Resonant Frequency (Fo) 24 +/- 5Hz at 1V
Sensitivity 89+/-2 dB/W/m
Frequency Response Fo – 0.7K Hz
Rated Power Input 200W
Power Test 200W RMS/Channel
(The rated power is verified by performing power handling test by feeding
rated output with IEC268-5 for 8 hours)
Heat Test 60 ˚C 24 hours
Humidity Test 40 ˚C 90~95% 24 hours
Main Magnet Ø145 x Ø 75x17mm ferrite magnet Y30
Backing Magnet Ø135x Ø56 x 14mm ferrite magnet Y25
Voice Coil Bobbin Material Black Kapton
Cone Material paper+5% FIBER
Surround Material Rubber SBR 6010
ABR SPECIFICATIONS
Surround Inner Rubber SBR 6010
Surround Outer Rubber SBR 6010
Disc Aluminium Alloy