4.0 SPECIFICATIONS
13
Model
Design
4 way reflex 4 way reflex 4 way reflex
Drive Units LF: 1 x 165 mm (6
1
/2”) LF: 2 x 165 mm (6
1
/2”) LF: 2 x 200 mm (8”)
MF: 1 x 165 mm (6
1
/2”)
MF: 1 x 165 mm (6
1
/2”)
MF: 1 x 165 mm (6
1
/2”)
HF: 1 x 25 mm (1”) HF: 1 x 25 mm (1”) HF: 1 x 25 mm (1”)
SHF: 1 x 19 mm (
3
/4”)
SHF: 1 x 19 mm (
3
/4”)
SHF: 1 x 19 mm (
3
/4”)
Frequency response at 15˚
horizontally off axis ±3 dB 58 Hz - 55 kHz 55 Hz - 55 kHz 45 Hz - 55 kHz
LF corner -6 dB
46 Hz 40 Hz 35 Hz
Crossover frequencies 400 Hz, 2.7 kHz, 15 kHz 400 Hz, 2.7 kHz, 15 kHz 400 Hz, 2.7 kHz, 15 kHz
Amplifier requirements 50 - 150 W 50 - 200 W 50 - 300 W
Sensitivity (2.83V/1m) 88 dB 89 dB 90 dB
Maxim
um output 110 dB 113 dB 115 dB
Impedance 8 Ω (3.2 Ω min) 8 Ω (3.2 Ω min) 8 Ω (3.2 Ω min)
Magnetic shielding Yes Yes Yes
Weight 14.8 Kg (32.6 lbs) 26.5 Kg (58.3 lbs) 33 Kg (72.6 lbs)
Dimensions 557 x 248 x 402 mm 1068 x 248 x 405 mm 1155 x 285 x 433 mm
(H x W x D) 21.9 x 9.8 x 15.5 inches 42 x 9.8 x 15.9 inches 45.5 x 11.2 x 17 inches
Finishes Black Ash, Maple or Black Ash, Maple or Black Ash, Maple or
Cherry real wood veneer Cherry real wood veneer Cherry real wood veneer
Model
Design 5 way reflex 4 way reflex 4 way reflex
Drive Units LF: 2 x 250 mm (10”) LF: 2 x 165 mm (6
1
/2”) LF: 4 x 165 mm (6
1
/2”)
LMF: 1 x 250 mm (10”) MF: 1 x 165 mm (6
1
/2”) MF: 1 x 165 mm (6
1
/2”)
MF: 1 x 165 mm (6
1
/2”) HF: 1 x 25 mm (1”) HF: 1 x 25 mm (1”)
HF: 1 x 25 mm (1”) SHF: 1 x 19 mm (
3
/4”) SHF: 1 x 19 mm (
3
/4”)
SHF: 1 x 19 mm (
3
/4”)
Frequency response at 15˚
horizontall
y off axis
±
3 dB
40 Hz - 55 kHz
65 Hz - 55 kHz
53 Hz - 55 kHz
LF corner -6 dB 28 Hz 50 Hz 40 Hz
Cr
osso
v
er fr
equencies
120 Hz, 400 Hz, 2.7 kHz, 15 kHz 400 Hz, 2.7 kHz, 15 kHz 400 Hz, 2.7 kHz, 15 kHz
Amplifier requirements 50 - 400 W 50 - 200 W 50 - 300 W
Sensitivity (2.83V/1m)
91 dB
89 dB
90 dB
Maximum output 117 dB 113 dB 115 dB
Impedance
8
Ω
(3.2
Ω
min) 8 Ω (3.2 Ω min) 8 Ω (3.2 Ω min)
Magnetic shielding
Yes Yes Yes
W
eight
66 Kg (145 lbs)
16 Kg (35.2 lbs)
35 Kg (77 lbs)
Dimensions
1290 x 400 x 685 mm 240 x 630 x 315 mm 240 x 1100 x 425 mm
(H x W x D) 50.7 x 15.7 x 27 inches 9.4 x 24.8 x 12.4 inches 9.4 x 43.3 x 16.7 inches
Finishes Black Ash, Maple or Black Ash, Maple or Black Ash, Maple or
Cherry real wood veneer Cherry real wood veneer Cherry real wood veneer
F
eatur
es and specifications subject to change without notice
.
Uni-Q
®
is a trade mark of KEF and is pr
otected under UK Patent No
. 2 236929. W
orld-wide patents pending.