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OF 8
FreeSpace
®
DS 100F
Loudspeaker
Bose Professional Systems Division
TECHNICAL DATA SHEET
Product Overview
The Bose
®
FreeSpace
®
DS 100F loudspeaker is a
high-performance, flush-mount loudspeaker
designed for foreground music and speech
reproduction in a wide range of commercial
applications, including retail, restaurant and
hospitality establishments. Clean, sleek styling
visually blends into ceilings. The DS 100F
loudspeaker meets numerous standards for
combination music and evacuation systems
around the world.
Product Information
The FreeSpace DS 100F flush-mount loudspeaker
is engineered for installation in ceilings up to
30ft (10m) high, and is suitable for use in air
handling (plenum) spaces. An optional pendant-
mount kit allows the loudspeaker to be hung
from open ceilings.
The FreeSpace DS 100F loudspeaker can be used as
an 8-ohm, 100-watt loudspeaker or as a 70/100V
loudspeaker. Transformer taps can be set by using
an innovative thumb wheel, accessible from the
front of the loudspeaker underneath the grille.
Performance of the FreeSpace DS 100F loud-
speaker can be maximized through the use of
the recommended Bose loudspeaker equalization
resident in select Bose electronics or by using
other equipment with parametric equalization.
The loudspeaker can be used out of the box with
a 55-Hz high-pass filter when recommended loud-
speaker equalization is not used.
The DS 100F loudspeaker is acoustically
compatible with the DS 100SE surface-mount
loudspeaker and can be integrated on the
same loudspeaker line.
The FreeSpace DS 100F loudspeaker meets
numerous standards for combination music and
evacuation systems around the world. A ceramic
connector and thermal fuse are included and
can be used when required.
Key Features
• Maximum SPL of 105 dB-SPL (peak 111 dB-SPL)
• High SPL output allows for installation in ceilings
up to 30ft (10m) high
• Full-range performance from 65 Hz to 16 kHz
• 160° conical dispersion
• Quick and easy flush-mount installation
• Elegant, modern styling that blends with décor;
available in black or white and can be painted
• One 2.25" (57mm) Twiddler
®
driver and a separate
5.25" (133mm) driver provide clarity and full
bass response
• Integrated multi-tap transformer provides
easy-to-change tap settings that are accessible
underneath the loudspeaker grille:
70V – 12.5W, 25W, 50W, 100W
100V – 25W, 50W, 100W
• Can be used as an 8Ω, 100W loudspeaker
• Can be combined with the FreeSpace DS 100SE
surface-mount loudspeaker on the same
loudspeaker line
• Listed to ANSI/UL 1480-2005
•
Suitable for use in air handling (plenum) spaces
Applications
The FreeSpace DS 100F loudspeaker is well-suited
for permanent installations at:
• Retail stores • Concourses
• Transportation facilities • Restaurants
• Hospitality venues • Houses of worship
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