KEF iQ3 User Manual

Part No.290177M
Issue 3: April 11
th
2005
5
(GB) Specifications
(F) Spécifications
(D) Technische Merkmale
(I) Specifiche
(ES) Especificaciones
(P) Especificações
(NL) Technische gegevens
(DK) Specifikationer
Model
Design
Drive units
Frequency response
Crossover frequency
Amplifier requirements
Sensitivity (2.83V/1m)
Maximum output
Nominal impedance
Magnetic shielding
Weight
Dimensions H x W x D
KEF Audio (UK),
Eccleston Road,Tovil, Maidstone,
Kent, ME15 6QP UK.
Telephone: +44 (0)1622 672261
Fax: +44 (0)1622 750653
www.kef.com
KEF America, Inc.
10 Timber Lane, Marlboro,
New Jersey, 07746 USA.
Telephone: +(1)732 683 2356
Fax: +(1)732 683 2358
www.kefamerica.com
GP Acoustics GmbH
Heinrichstraße 51, D-44536 Lünen,
Deutschland.
Telephone: +49 (0)231 9860-320
Fax: +49 (0)231 9860-330
www.kefaudio.de
iQ1
Two-way bass reflex
130mm (5
1
/4”) Uni-Q
19mm (
3
/4”) alu dome HF
50Hz - 40KHz
2.8kHz
10-100W
88dB
108dB
8Ω (min 3.2Ω)
Ye s
4.5kg (9.9lbs)
301 x 175 x 261 mm
11.8 x 6.9 x 10.3 in.
iQ3
Two-way bass reflex
165mm (6
1
/2”) Uni-Q
19mm (
3
/4”) alu dome HF
45Hz - 40KHz
2.8kHz
15-120W
89dB
110dB
8Ω (min 3.2Ω)
Ye s
6.7kg (14.8lbs)
365 x 220 x 327 mm
14.4 x 8.7 x 12.9 in.
iQ5
Three-way bass reflex
130mm (5
1
/
4”) LF
130mm (5
1
/
4”) Uni-Q
19mm (
3
/
4”) alu dome HF
43Hz - 40KHz
280Hz - 2.8kHz
15-130W
88dB
109dB
8Ω (min 3.2Ω)
Ye s
10.2kg (22.5lbs)
815 x 175 x 261 mm
32 x 6.9 x 10.3 in.
iQ7
Three-way bass reflex
165mm (6
1
/
2”) LF
165mm (6
1
/
2”) Uni-Q
19mm (
3
/
4”) alu dome HF
40Hz - 40KHz
250Hz - 2.8kHz
15-150W
90dB
111dB
8Ω (min 3.2Ω)
Ye s
14.5kg (32lbs)
865 x 220 x 327 mm
34 x 8.7 x 12.9 in.
iQ9
Three-way bass reflex
2 x 165mm (6
1
/
2”) LF
165mm (6
1
/
2”) Uni-Q
19mm (
3
/
4”) alu dome HF
38Hz - 40KHz
250Hz - 2.8kHz
15-200W
91dB
113dB
8Ω (min 3.2Ω)
Ye s
16.6kg (36.6lbs)
942 x 220 x 327 mm
37 x 8.7 x 12.9 in.
Model
Design
Drive units
Frequency response
Crossover frequency
Amplifier requirements
Sensitivity (2.83V/1m)
Maximum output
Nominal impedance
Magnetic shielding
Weight
Dimensions (H x W x D)
iQ2c
Two-way bass reflex
130mm (5
1
/4”) Uni-Q
19mm (
3
/4”) alu dome HF
70Hz - 40KHz
2.8kHz
10-100W
89dB
109dB
8Ω (min 3.2Ω)
Ye s
4.7kg (10.3lbs)
165 x 418 x 220 mm
6.5 x 16.4 x 8.7 in.
iQ6c
Three-way bass reflex
2 x 130mm (5
1
/4”) LF
130mm (5
1
/4”) Uni-Q
19mm (
3
/4”) alu dome HF
65Hz - 40KHz
280Hz - 2.8kHz
15-150W
90dB
111dB
8Ω (min 3.2Ω)
Ye s
8.9kg (19.6lbs)
165 x 512 x 255 mm
6.5 x 20.1 x 10 in.
iQ8ds
Two-way closed box
2 x 130mm (5
1
/4”) Uni-Q
2 x 19mm (
3
/4”) alu dome HF
65Hz - 40KHz
2.8kHz
10-100W
83dB
103dB
8Ω (min 3.2Ω)
No
5.2kg (11.5lbs)
180 x 360 x 175 mm
7.1 x 14.2 x 6.7 in.
Installation Manual
Manuel d’installation
Installationshandbuch
Manuale d’installazione
Manual de instalación
Manual de instalação
Installatiehandleiding
Installationsanvisning
GB
F
D
I
ES
P
NL
DK
KEF Audio reserve the right, in line with continuous research and development,
to amend or change specifications without prior notice. E&O.E.

KEF iQ3 Specifications

General

Type	2-way bass reflex
Frequency Response	45Hz - 40kHz
Impedance	8 Ohms
Crossover Frequency	2.5kHz
Dimensions	365 x 220 x 327 mm
Drive Units	165mm Uni-Q driver array with 19mm aluminium dome HF
Recommended Amplifier Power	15 - 120 Watts

Summary

Important Points

Warranty Card Handling

Read and return the warranty card for full coverage and support.

Environmental Precautions

Avoid dampness, extreme temperatures, and direct sunlight for optimal performance.

Cleaning and Maintenance

Clean speakers with a damp, lint-free cloth; avoid spirit-based cleaners.

Cable Safety

Secure all trailing cables to prevent hazards and damage.

Fault Finding Guide

Troubleshooting Common Issues

Diagnose and resolve issues like no sound, intermittent sound, or distorted sound.

Speaker Connections

Connection Types

Details on single wire, bi-wired, and bi-amplified connection methods.

Speaker Positioning

Optimal Placement Advice

Guidance on speaker placement for reduced low frequencies and overall sound.