Architect's and engineer's specifications, Lansing – Altec Lansing DTS645-8AF User Manual
Page 4
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ARCHITECT'S AND ENGINEER'S SPECIFICATIONS
The loudspeaker system shall be of the vented bass
horn type consisting of one 16 inch (40.6 cm) high
power Duplex loudspeaker with a coaxially embedded
1.4 inch compression driver loaded with a 60° by 40°
constant directivity horn. The loudspeaker system shall
meet the following performance criteria; AES power
handing. 275 watts (200 LF + 75 HF) of pink noise with
6 dB crest factor, band limited from 50 Hz - 15 kHz.
Frequency response, smooth and uniformly usable from
50 Hz - 18 kHz. Pressure sensitivity, 109 dB SPL from
1 kHz - 10 kHz, and 104 dB SPL from 125 Hz - 1 kHz,
one watt at one meter on axis. The enclosure shall be
trapezoidal and constructed of 14-ply birch plywood. The
cabinet shall be heavily braced and lined with sound absor
bent glass wool. The enclosure shall be fitted with two sets
of Aeroquip #34030-3 L-track suspension hardware which
will allow the unit to be suspended from either end. The fin
ish of the enclosure shall be a black texture paint with a
black metal grille. The dimensions of the enclosure shall be
24.53 inches (62.31 cm) high by 26.67 inches (67.74 cm)
wide by 25.0 inches (63.5 cm) deep. The loudspeaker sys
tem shall weigh 138.0 lbs (62.6 kg).
The loudspeaker system shall be the Altec Lansing
DTS645-8AF.
A
LANSING
a MARK IV company
P.O. BOX 26105 • OKLAHOMA CITY, OK 73126-0105
Phone: 405/324-5311 or FAX: 405/324-8981
© 1993 ALTEC LANSING CORPORATION
U.S.A.
PRINTED IN U.S.A. 11/93
42-02-039274 42-07-039274