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6

INFINITY PRELUDE FORTY

S

PECIFICATIONS

Prelude

®

Forty

Frequency Response:

42Hz – 40kHz (±3dB)
36Hz (–6dB)

Recommended
Amplifier Power Range: 

50 – 250 Watts

Sensitivity: 

85dB (2.83V @ 1 meter)

Nominal Impedance:

8 Ohms

Low-Frequency Drivers:

Dual 8" (200mm) CMMD,

®

cast-frame, magnetically shielded

Mid-Bass Drivers:

Dual 7-3/4" x 3-3/8" MRS

(197mm x 85mm) CMMD,

®

magnetically shielded

Midrange Drivers:

Dual 7-3/4" x 3-3/8" MRS

(197mm x 85mm) CMMD,

®

magnetically shielded

High-Frequency Driver:

1" (25mm) CMMD,

®

magnetically shielded

Weight:

82 lb (37.3kg)  

Dimensions:

Declaration of Conformity

We, Harman Consumer Group, Inc.

2, route de Tours 
72500 Château du Loir
France

declare in own responsibility that the product described

in this owner

ʼ

s manual is in compliance with technical

standards:

EN 61000-6-3:2001

EN 61000-6-1:2001

Laurent Rault

Harman Consumer Group, Inc.

Château du Loir, France 7/08

Features, specifications and appearance 
are subject to change without notice.

Crossover Frequencies

Driver

Crossover Frequency

Slope

8" Woofers

120Hz Low-Pass

12dB/octave

Top Two 

120Hz  High-Pass

24dB/octave

MRS

Drivers

2kHz Low-Pass

24dB/octave

Lower Two 

120Hz  High-Pass

24dB/octave

MRS

Drivers

350Hz Low-Pass

12dB/octave

1" HF Driver

2kHz High-Pass

24dB/octave

0054CSK - Infinity Prelude Forty_ENG v2.qxd:Prelude40 OM  12/09/08  10:33  Side 6    (Sort/Black plade)

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