KEF IQ50 - Manual

This installation manual covers the KEF Q Series loudspeakers, including models like iQ90, iQ70, and iQ50, focusing on setup, mounting, and electrical connections. The document highlights essential topics such as proper speaker placement–whether on stands, shelves, or walls–and compatible hardware requirements for each model. It also addresses wiring configurations (single wire, bi-wired, bi-amplified) with visual diagrams to ensure correct amplifier connections. Additionally, it includes safety guidelines, including warnings about environmental conditions like temperature and humidity, alongside troubleshooting advice for common audio issues like distorted sound or no output. The manual’s multilingual approach ensures accessibility across multiple languages while emphasizing practical setup and maintenance best practices.

Page 1 – Speaker Model Overview and Identification
Page 2 – Installation Setup Warnings and Warranty
Page 3 – Safety Guidelines and Cable Management
Page 4 – Speaker Positioning and Mounting Specifications
Page 5 – Home Theater Speaker Placement Guidelines
Page 6 – Speaker Wiring Connection Methods
Page 7 – Amplifier Connection Methods for iQ60c
Page 8 – Audio Connection Types and Diagrams
Page 9 – Wiring Setup for iQ60c Speakers
Page 10 – Audio System Troubleshooting Guide
Page 11 – Amplifier Fault-Finding Guide
Page 12 – Technical Specifications for Q Series Loudspeakers

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Part No.K290223ML

Issue 2: August 2008

GP Acoustics (UK) Ltd., Eccleston Road, Tovil, Maidstone, Kent, ME15 6QP U.K.
Tel: + 44 (0)1622 672261 Fax: + 44 (0)1622 750653

GP Acoustics (US) Inc., 10 Timber Lane, Marlboro, New Jersey 07746 U.S.A.
Tel: +(1) 732 683 2356 Fax: +(1) 732 683 2358

GP Acoustics GmbH, Am Brambusch 22, D-44536 Lünen, Deutschland.
Tel: +49 (0) 231 9860-320 Fax: +49 (0) 231 9860-330

GP Acoustics (France) SAS, 39 Rue des Granges Galand - BP60414,
37554 Saint Avertin CEDEX, France.
Tel : +33(0)2 47 80 49 01 Fax: +33(0)2 47 27 89 64

GP Acoustics (HK) Limited, 6F, Gold Peak Building, 30 Kwai Wing road,
Kwai Chung, N.T., Hong Kong.
Tel : +852 2410 8188 Fax: +852 2401 0754

KEF JAPAN 1-11-17, Honcho, Koganei-City, Tokyo, JAPAN 184-0004
Tel: +81 (0)42-388-2030 E-mail: [email protected]

www.kef.com

KEF and Uni-Q are registered trademarks. Uni-Q is protected under GB patent 2 236929, U.S. Pat. No. 5,548,657 and other worldwide patents.

KEF reserve the right, in line with continuing research and development, to amend or change specifications.

Design

Two-way bass reflex

Two and a half-way bass reflex

Three-way bass reflex

Drive units

130mm (5.25in.) Uni-Q

165mm (6.5in.) Uni-Q

130mm (5.25in.) LF

165mm (6.5in.) LF

2 x 165mm (6.5in.) LF

19mm (0.75in.) alu dome HF

130mm (5.25in.) Uni-Q

165mm (6.5in.) Uni-Q

19mm (0.75in.) alu dome HF

Frequency response

50Hz - 40kHz

45Hz - 40kHz

40Hz - 40kHz

36Hz - 40kHz

33Hz - 40kHz

Crossover frequency

2.5kHz

180Hz - 2.5kHz

Amplifier requirements

10-100W

15-120W

15-130W

15-150W

15-200W

Sensitivity (2.83V/1m)

88dB

89dB

88dB

90dB

91dB

Maximum output

108dB

110dB

109dB

111dB

113dB

Nominal impedance

Ω

Magnetic shielding

Yes

Weight

4.5kg (9.9lbs)

6.45kg (14.2lbs)

10.2kg (22.5lbs)

14kg (30.9lbs)

16.3kg (35.9lbs)

Dimensions

301 x 175 x 261 mm

365 x 220 x 327 mm

815 x 175 x 261 mm

865 x 220 x 327 mm

942 x 220 x 327 mm

H x W x D

11.8 x 6.9 x 10.3 in.

14.4 x 8.7 x 12.9 in.

32 x 6.9 x 10.3 in.

34 x 8.7 x 12.9 in.

37 x 8.7 x 12.9 in.

Plinth Dimensions

N/A

28 x 250 x 295 mm

28 x 288 x 348 mm

H x W x D

1.1 x 9.8 x 11.6 in.

1.1 x 11.3 x 13.7 in.

Design

Three-way bass reflex

Drive units

2 x 130mm (5.25in.) LF
130mm (5.25in.) Uni-Q
19mm (0.75in.) alu 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

Ω

Magnetic shielding

Yes

Weight

8.8kg (19.4lbs)

Dimensions

165 x 512 x 255 mm

H x W x D

6.5 x 20.1 x 10 in.

Installation Manual
Manuel d’installation
Installationshandbuch
Manuale d’installazione
Manual de instalación
Manual de instalação
Installatiehandleiding
Installationsanvisning

Podręcznik instalacji

(GB)

Specifications

(F)

Spécifications

(D)

Technische Merkmale

(I)

Specifiche

(ES)

Especificaciones

(P)

Especificações

(NL)

Technische gegevens

(DK)

Specifikationer

(PL)

Specyfikacja techniczna

(RU)
(GR)
(JP)

(CN)
(TC)
(K)

K7269_iQ08_Combined.qxd 17/9/08 12:42 Page 2

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About this manual

Brand: KEF
Model: IQ50
Document type: Manual
Language(s): German, English, Spanish, French, Italian, Dutch, Polish, Russian, Swedish
Pages: 12
File size: 3.3 MB
Format: PDF

Summary

Page 1 - Speaker Model Overview and Identification

Line drawings of the iQ90, iQ70, iQ50, iQ30, iQ10, and iQ60c speaker models.

Page 2 - Installation Setup Warnings and Warranty

Key setup instructions, warnings regarding extreme temperatures, procedures for reading and returning the warranty card, and speaker mounting position diagrams.

Page 3 - Safety Guidelines and Cable Management

Safety and usage guidelines, precautions against dampness and direct sunlight, cleaning instructions using damp cloths, and proper trailing cable management.