SM 28 Surface Mount Speaker • Introduction
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Features
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SM 28 and SM 28T
— The SM 28 is available as an 8 ohm model, and an SM 28T
version which can operate in 8 ohm direct as well as 70 volt and 100 volt modes.
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Six-position power tap selector
— The SM 28T features a six-position power tap
selector for up to 64 watts, which can conveniently be accessed through the grille from
outside the speaker.
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Patent pending, concealed mounting system
— One installation step connects the
speaker to the wiring contacts, and secures it into place.
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Include 0° mounting plate and 10° mounting adapter
— Four position 10°
mounting adapter attaches to 0° mounting plate, and provides flexibility for vertical or
horizontal speaker installation with 10° of tilt downward, upward, left, or right.
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Designed to accommodate division-of-labor installations and save costs
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1.1-inch (2.8 cm) silk dome tweeter
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8" (20.3 cm) long-throw woofer with dual tuned bass reflex ports
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Two versions available for low impedance or 70/100 volt systems:
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8 ohm direct operation only
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8 ohm direct and 70/100 volt operation
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Convenient six-position, through-the-grille power tap selector on the SM 28T:
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8 ohm direct
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70 volt: 64, 32, 16, and 8 watt selectable
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100 volt: 64, 32, and 16 watt selectable
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Off
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Optional yoke mount allows 180° of speaker pivot in 10° detented steps
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Frequency range: 59 Hz to 22 kHz
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90 watts continuous pink noise, 180 watts continuous program
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Internal driver overload protection
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Hidden locking speaker release mechanism
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Mounting plate provides cable raceway access for surface-mounted wiring
applications
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Black or white high-impact enclosure
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Dimensions with 0° mounting plate: 16.5" H x 11.5" W x 7.8" D (41.91 cm H x
29.21 cm W x 19.81 cm D)
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5 year parts and labor warranty
