Atlas Sound SM42T-W, SM42T-B specifications Architect and Engineer Specifications

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SM42T to accommodate the Atlas Sound SMBALLMOUNT bracket

via a sealed switch located near the input section on the rear of

or OMNIMOUNT™ 10 series brackets. All inserts for mounting knobs

the cabinet. Internal transformer may also be bypassed for 8-ohm

are standard 1⁄4"-20 to allow easy substitution of standard "off the

operation via tap selector switch. A flush cover with wire exit hole

shelf" vandal proof torx head or "one-way" hardware. Input connectors

is provided to insure input connections and tap selector switch are

include a sealed 2-pole terminal strip capable of accepting up to (2)

protected. Systems are available in Black or White finishes and can be

#14AWG wires. 2, 4, 8, and 16 watt taps are screwdriver selectable

painted to accommodate any architectural considerations.

ARCHITECT AND ENGINEER SPECIFICATIONS

The indoor/outdoor mini-loudspeaker system shall be Atlas Sound Model __________ (SM42T-B or SM42T-W) or approved equal.

Assemblies shall consist of two-way woofer and tweeter within environment-resistant housings. Enclosure shall be constructed of paintable UV-resistant, talc impregnated, polypropylene injection molded plastic finished in black (SM42T-B) or white (SM42T-W). Each unit shall include a stamped powder coated aluminum grille and removable C-shaped mounting bracket. All hardware inserts shall be brass and threaded 1⁄4"-20. The 16-watt RMS system shall have a 4" (102mm) woofer, constructed of reinforced polypropylene, and a 1" (25mm) Ferro fluid tweeter. The dividing network crossover frequency shall be 4000 Hz. The dividing network shall include protection circuits for the high-frequency component. Each unit shall include an internally mounted 16 watt 70.7V/100V line matching transformer for use in

distributed sound applications. Wattage taps shall be screwdriver selectable via a sealed switch located near the input section. Wattage taps shall be 2W, 4W, 8W, 16W @ 70.7V. The loudspeaker system shall meet the following performance criteria: Power handling, 30 watts RMS. Frequency response, +/- 5 dB from 115 Hz to 16 kHz. Sensitivity shall be 88dB SPL at one watt, 85 Hz to 16 kHz measured at a distance of one meter on axis. Impedance shall be 8 ohms nominal. Input connectors shall include a two-pole barrier strip capable of accepting up to (2) #14AWG cable. A cover with wire exit hole shall be provided to protect the input connectors. The loudspeaker system shall exhibit no performance or cosmetic degradation after a 100 - hour salt spray test per ASTM B117 The unit shall be 7"(178mm) high, 5" (127mm) wide, 5-15/16" (151mm) deep and weigh 1.5lbs (.68kg).

SM42T Frequency Response

(Transformer Bypassed)

dB

Frequency (Hz)

Specifications subject to change without notice

TELEPHONE: (800) 876-3333 / FAX (800) 765-3435

AtlasSound.com

1601 JACK MCKAY BLVD. / ENNIS, TEXAS 75119 U.S.A.

 

© 2005 Atlas Sound

Printed in U.S.A.

000105

ATS001935 RevA 01/05

SL1-2050

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Contents Applications FeaturesSM42T-B General DescriptionArchitect and Engineer Specifications Fundamental 3rd Harmonic 2nd Harmonic SM42T Horizontal/Vertical Beamwidths vs. Frequency

SM42T-B, SM42T-W specifications

The Atlas Sound SM42T-W and SM42T-B are remarkable speakers that stand out in the world of audio technology. Designed primarily for commercial and professional environments, these two models offer exceptional performance, versatility, and durability, making them ideal choices for a wide array of applications, including educational institutions, corporate settings, healthcare facilities, and retail spaces.

One of the main features of the SM42T series is its robust construction. Both models are built using high-quality materials, which ensure longevity and resilience against wear and tear. The SM42T-W is finished in a sleek white color, which allows it to blend seamlessly into light-colored ceilings or walls, while the SM42T-B, with its black finish, provides a contemporary look that fits well in darker environments. This aesthetic versatility makes the SM42T series suitable for various interior designs.

In terms of sound quality, the SM42T speakers are equipped with advanced audio technologies to deliver crystal-clear sound and rich bass. The 4-inch full-range driver ensures a wide frequency response and excellent coverage, providing listeners with an immersive audio experience. The built-in transformer allows for both 70V and 100V line operation, making the SM42T suitable for distributed sound systems where longer cable runs are necessary.

Another key characteristic of the SM42T models is their ease of installation. Each speaker features an integrated mounting system that simplifies the process of hanging and positioning the units. The design includes a detachable connector, which allows for quick connections to a variety of audio systems. Additionally, the speakers can be mounted in a horizontal or vertical orientation, offering flexibility in installation without compromising sound performance.

The SM42T series also includes weather-resistant features, making these speakers suitable for both indoor and outdoor use. This durability extends their usability across diverse settings, including patios, auditoriums, and open-air venues.

In summary, the Atlas Sound SM42T-W and SM42T-B speakers are designed to meet the needs of modern audio environments. With their solid construction, superior sound quality, versatile installation options, and weather-resistant capabilities, these speakers provide an excellent option for any professional audio setup. Whether enhancing a corporate presentation, delivering announcements in a school, or providing background music in a retail environment, the SM42T series is engineered for performance and reliability.