Snell Acoustics IW-J7 User Manual

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Premier Series
IN-WALL VERSION OF OUR J7, PERFECT FOR MUSIC AND HOME THEATER
The IW-J7 is Snell’s J7 monitor, re-engineered for flush-mount use. As you would expect, many of the features developed by Snell over the past 30 years, are in full use. To achieve the performance capabilities of a freestanding monitor, this new design overcomes the three factors limiting all in-wall speakers. First, to insure predictable response, regardless of placement or wall type, the IW-J7 has been designed with an integrated and sealed, aluminum enclosure, which, like all conventional loudspeakers, determines the speaker’s bass response. Second, superior materials are used in the IW-J7 to control resonance. Where other in-walls are open-backed and made of plastic, we mount our J7 drivers to a specially damped MDF baffle, constructed in three layers to enhance bass/midrange clarity and deaden wall resonance. The baffle secures to a well-damped, heavy gauge aluminum enclosure. Third, most flush mount speakers cannot reproduce a proper soundstage. To assure the spatial realism found only in high-performance monitors, the IW-J7’s low-resonance, silk dome tweeter has incredible dispersion, well into the voice range. For enhanced performance a new crossover was designed to “tune” the IW-J7 to its in-wall boundary, and uniquely extend bass in a small volume cabinet. The precision crossover is hand tuned to guarantee performance to within a remarkable 0.5dB of the Reference Master.
IW-J7
Application Alternatives: System Suggestions:
Dimensions:
Finish
17High
10 1/2” Wide
3. 3/4” Deep
J7 In Room
IW BASIS 150
Subwoofer
IW SR7Surround
Like all Snell loudspeakers, each IW-J7 is hand tuned for natural imaging and sonic depth.
Design:
Infinite Baffle, Back-Boxed, In-Wall Monitor
Frequency Response
66Hz-20kHz ± 3dB
Sensitivity
[1 Watt (2.83v) @ 1m] 87 dB
Impedance
Nominal 8 Ohms
Maximum Output
105 dB
Recommended Power
50 Watts Minimum 150 Watts Maximum
Tweeter
1-inch SEAS silk dome
Woofer
6.5-inch poly5mm excursion
Crossover Frequency
2.5 kHz
Crossover
Discrete tweeter, and woofer circuits. Time alignment and coherency are achieved through the transition region from driver to driver. Each crossover is individually tuned by our technicians to ± 0.5db of the Master Reference.
Cabinet Construction
Enclosure – Solid aluminum, acoustic
suspension cabinet with asphalt damping. Baffle – QuietBoxTechnology™ Hi-loss damping adhsive sandwiching two layers of 1/4-inch MDF. Mounting system – four "dog-leg" clamps for mounting surfaces 1/2 to 1-1/2-inch thick.
Connections
Spring loaded gold-plated terminals, accepts twins, banana plugs and bare wire to 12 gauge.
Grille
Perforated steel with white powder-coat paint.
Finishes
Paintable white finish. Can be ordered in most paint finishes.
Weight
9 lbs.
Dimensions:
Rough in
15 7/8” High
9 3/8” Wide
Manufactured in the USA by Snell Acoustics, Peabody MA 01960 • www.snellacoustics.com • 978-538-6262 • © Snell Acoustics, Inc • All specifications subject to change without notice.
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