Phase Technology specifications Key Features, Description, Specifications SM400i

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SM400i Surface-Mount Speaker

Technical Information for System Engineers

Specifications: SM400i

 

 

 

Mounting hardware included

 

 

 

 

 

 

 

 

System Type

 

 

 

 

 

 

 

 

 

 

 

4” Coaxial, surface mount, ported (25/70.7/100 Volt or

 

 

 

 

voice coil / 4 Ohm direct)

Frequency Response (-3 dB)1

92 Hz - 22 kHz

 

Low Frequnecy (-10 dB)1

 

 

73 Hz

 

 

Max. Program Power

 

 

40 Watts

 

 

Max. Continuous Power RMS2

20 Watts

 

 

Max. SPL dB @ 1 M

 

 

98 dB

 

 

Sensitivity dB @ 1W/1M (2.83V)3

88.5 dB

 

 

Sensitivity dB @ 1W/1M4

 

 

85 dB

 

 

Impedance (nominal)

 

 

4 Ohm

 

 

Coverage Angle (-6 dB @ 2 kHz)

92º

 

 

 

Coverage Angle (-6 dB @ 10 kHz)

71º

 

 

 

Directivity Factor (Q)

 

 

2.89 (Averaged 100 Hz - 10 kHz); 5.1 @ 2 kHz

Directivity Index (DI)

 

 

4.0 dB (Averaged 100 Hz - 10 kHz); 7.0 dB @ 2 kH

Tap Selector

 

 

 

Weather-proof 5-position tap switch

 

 

 

 

with voice coil/4 Ohm direct position

Transformer Taps

 

 

 

 

 

 

70.7 V

Output

 

100 V

Output

 

25 V

Output

 

 

20w

98.0dB

 

20w

98.0dB

 

3w

89w

10w

94.9dB

 

10w

94.9dB

 

1w

86w

5w

91.9dB

 

5w

91.9dB

 

0.63w

83w

3w

88.9dB

 

 

 

 

0.31w

80w

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Transducers

 

 

 

 

 

 

 

Low-Frequency Driver

 

 

1 x 102mm (4in) Polypropylene cone, butyl rubber surround

High-Frequency Driver

 

 

25mm (1in) Convex aluminum tweeter with waveguide

Low Frequency Voice Coil

 

 

25 mm (1 in)

 

Crossover Frequency

 

 

2.27 kHz

 

 

Network Type

 

 

 

 

 

 

 

Low Pass

 

 

 

12 dB per octave, 2nd order

High Pass

 

 

 

12 dB per octave, 2nd order

Enclosure Material

 

 

Injection molded ABS, glass fiber reinforced

Grille Material

 

 

 

Iridite-plated aluminum with powder-coat finish

Inputs

 

 

 

4 Pin, 5 mm Euroblock for individual or daisy chain connection

Color Options

 

 

 

Black, white or custom colors available

Width

 

 

 

177 mm / 6.97 in

 

Height

 

 

 

246 mm / 9.68 in

 

Depth (Including Bracket)

 

 

190 mm / 7.47 in

 

Weight

 

 

 

1.8 kg / 3.9 lb

 

Shipping Weight

 

 

3.2 kg / 7.1 lb

 

Accessories

 

 

 

 

 

 

 

Included

 

 

 

Corrosion- & theft resistant u-bracket mount with safety cable,

 

 

 

 

Euroblock connector, terminal weather boot, port plugs.

Optional

 

 

 

Paint mask

 

 

Packaging

 

 

 

1 per box

 

 

1Frequency response is measured in Full space.

2 Continuous power rating, EIA-426-B test.

3Average over published frequency response range.

41w1m sensitivity based on voltage required to yield 1w based on the minimum system impedance. SoundTube continually develops new product innovations and improvements. Updates to existing products without prior notice are an example of SoundTube’s drive for constant improvement.

Key Features

BroadBeam® waveguide technology delivers a consistent dispersion pattern up to 10 kHz for maximum coverage area per speaker (EASEdocumented).

One 102 mm (4 in) polypropylene woof- er and one 25 mm (1 in) convex alumi- num tweeter with FerroFluid cooling.

Weatherized components for indoor & outdoor applications.

Patented ZeroReflectionenclosure technology for optimal sound reproduc- tion & cabinet rigidity.

Easy access 5-position selectable tap switch for 25, 70.7 and 100 Volt applica- tions with voice coil/4 Ohm direct sim- plifies ordering & inventory tracking.

Iridite-plated aluminum grille with pro- tective powder-coated finish for lasting durability.

Weatherized components for indoor / outdoor applications. Includes a tool- free Stealthu-bracket mounting system for fast & secure installation. Included accessories: Mounting hardware, Euro- block connector, & terminal weather boot.

Vertical and horizontal mounting offer precision aiming for indoor & outdoor applications.

High quality black or white paint finish. Custom colors available.

Optional port plugs are included for added weather resistance.

Description

The SM400i is a 4” coaxial, ported speaker with a low-profile surface-mount enclosure design for indoor/outdoor applications. Mounting hardware is included & features a corrosion- and theft-resistant Stealth-Bracketfor easy & secure installation. Nearly invisible from sightlines, the Stealth-Bracketincludes uni-direction fasteners for tool-free, theft- resistant security. SoundTube’s custom- engineered driver and electro-acoustic network deliver high-performance sound in a cost-effective surface-mount speaker design. The SM400i speaker incorporates a

5-position tap switch with voice coil/4 Ohm direct for simplified ordering and stocking. Provided port plugs can be used for added weather resisitance.

©2006 SoundTube Entertainment, Inc. All rights reserved. PN TS-SM400 REV 11.13.06

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Contents Specifications SM400i Key FeaturesDescription BroadBeam Wide Dispersion Technology ApplicationsArchitectural Specifications Technical Data Specification ToolsPatented SoundTube Technologies Technical assistanceSoundTube Entertainment Mechanical Drawings

SM400i specifications

The Phase Technology SM400i is a remarkable loudspeaker that combines cutting-edge technology with elegant design, making it an ideal choice for both audiophiles and casual listeners. This model is celebrated for its superb sound quality, comprehensive features, and versatile performance, which make it suitable for various audio setups, from home theaters to music listening spaces.

One of the standout features of the SM400i is its 4-inch polypropylene woofer. This driver is designed to provide deep, impactful bass while maintaining clarity in the mids. Coupled with a 1-inch silk dome tweeter, the SM400i delivers a balanced frequency response, ensuring that high frequencies are crisp and well-defined, catering to a wide range of musical genres. The tweeter's design also aids in reducing distortions, thereby enhancing overall sound fidelity.

The SM400i incorporates Phase Technology’s innovative SonicGuard technology, which protects the speaker components from power overload. This feature ensures that even during high-volume listening sessions, the integrity of the drivers is maintained, allowing for long-lasting performance without sacrificing sound quality. Additionally, the speaker's cabinet is constructed from high-density fiberboard, which minimizes resonance and provides a solid foundation for sound production.

Another significant characteristic of the SM400i is its versatile connectivity options. It includes a rear-firing bass port that enhances low-frequency response while allowing for flexible speaker placement. Whether you choose to wall-mount the speakers or position them on a stand, the SM400i ensures consistent audio performance.

The design of the SM400i is both modern and unobtrusive, featuring a sleek cabinet available in various finishes that allow it to blend seamlessly into any decor. The speaker is also equipped with removable grilles, providing an option for users who want to showcase the speaker's stylish drivers.

In conclusion, the Phase Technology SM400i is a thoughtfully engineered loudspeaker that offers a compelling mix of technology and aesthetic appeal. Its advanced driver setup, protective features, and elegant design make it a reliable choice for anyone seeking to enhance their audio experience. Whether used in a home theater or a dedicated listening room, the SM400i stands out as a high-quality option that can fulfill the needs of both casual listeners and serious audiophiles alike.