KEF JP IQ, Brochure & Specs

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Design Three-way bass reflex
Drive units 2 x 165mm (6 1
2
) LF
165mm (6 1
2
) Uni-Q
19mm ( 3
4
) aluminium dome HF
Frequency response 38Hz - 40kHz
Crossover frequency 250Hz - 2.8kHz
Amplifier requirements 15 - 200W
Sensitivity (2.83V/1m) 91dB
Maximum output 113dB
Nominal impedance 8‰
Magnetic shielding Yes
Weight 16.6kg (36.6lbs)
Dimensions 942 x 220 x 327 mm
H x W x D 37 x 8.7 x 12.9 in.
Design Two-way bass reflex
Drive units 130mm (5 1
4
) Uni-Q
19mm ( 3
4
) aluminium dome HF
Frequency response 70Hz - 40kHz
Crossover frequency 2.8kHz
Amplifier requirements 10 - 100W
Sensitivity (2.83V/1m) 89dB
Maximum output 109dB
Nominal impedance 8‰
Magnetic shielding Yes
Weight 4.7kg (10.3lbs)
Dimensions 165 x 418 x 220 mm
H x W x D 6.5 x 16.4 x 8.7 in.
Design Three-way bass reflex
Drive units 2 x 130mm (5 1
4
) LF
130mm (5 1
4
) Uni-Q
19mm ( 3
4
) aluminium dome HF
Frequency response 65Hz - 40kHz
Crossover frequency 280Hz - 2.8kHz
Amplifier requirements 15 - 150W
Sensitivity (2.83V/1m) 90dB
Maximum output 111dB
Nominal impedance 8‰
Magnetic shielding Yes
Weight 8.9kg (19.6lbs)
Dimensions 165 x 512 x 255 mm
H x W x D 6.5 x 20.1 x 10 in.
Design Two-way closed box
Drive units 2 x 130mm (5 1
4
) Uni-Q
2 x 19mm ( 3
4
) aluminium dome HF
Frequency response 65Hz - 40kHz
Crossover frequency 2.8kHz
Amplifier requirements 10 - 100W
Sensitivity (2.83V/1m) 83dB
Maximum output 103dB
Nominal impedance 8‰
Magnetic shielding No
Weight 5.2kg (11.5lbs)
Dimensions 180 x 360 x 175 mm
H x W x D 7.1 x 14.2 x 6.7 in.
Design Closed Box, downward firing
Drive units 300mm (12 ) ultra long-throw
bass driver
Frequency response 30Hz - 250Hz
Crossover frequency Variable/LFE
Amplifier requirements 300W built in
Sensitivity (2.83V/1m) 100mV for full output
Maximum output 110dB
Nominal impedance N/A
Magnetic shielding Yes
Weight 22.5kg (49.6lbs)
Dimensions 450 x 600 x 395 mm
H x W x D 17.7 x 23.6 x 15.6 in.