Atlas Sound Strategy Series SM42T-W - Manual (Page 2)

Specifications subject to change without notice
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SM42T to accommodate the Atlas Sound SMBALLMOUNT bracket
or OMNIMOUNT™ 10 series brackets. All inserts for mounting knobs
are standard 1⁄4"-20 to allow easy substitution of standard "off the
shelf" vandal proof torx head or "one-way" hardware. Input connectors
include a sealed 2-pole terminal strip capable of accepting up to (2)
#14AWG wires. 2, 4, 8, and 16 watt taps are screwdriver selectable via a sealed switch located near the input section on the rear of
the cabinet. Internal transformer may also be bypassed for 8-ohm
operation via tap selector switch. A flush cover with wire exit hole
is provided to insure input connections and tap selector switch are
protected. Systems are available in Black or White finishes and can be
painted to accommodate any architectural considerations.
© 2005 Atlas Sound Printed in U.S.A. 000105 ATS001935 RevA 01/05 SL1-2050
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)
Frequency (Hz)
dB