Bose FreeSpace DS40F Speaker -Black

Bose FreeSpace DS40F


Recommendations to retail stores, restaurants, bars, concourse, transportation facilities, resorts, hospitality venues, houses of worship, ballrooms. For indoor applications only.



Bose FreeSpace DS40F Ceiling Speaker 


Versatile, high-performance, full-range, flush-mount loudspeaker designed for foreground and background music and speech reproduction in a wide range of installed applications. High output and 125° conical pattern with a frequency range down to 70 Hz.

Features 

  • Full-range loudspeaker with a single 4.5" (114 mm) driver in a ported enclosure to deliver a 125° conical coverage pattern and clear, intelligible music and speech reproduction for flush-ceiling or pendant-mount applications
  • Integrated multi-tap transformer with innovative thumb wheel adjustment for easy-to-change tap setting from underneath the loudspeaker grille
  • Shortcan design allows installation in shallower ceilings with minimum depth of 6.4" (163 mm)
  • Shared voicing across entire FreeSpace DS product family enables DS 16, DS 40 and DS 100 loudspeakers to be integrated on the same system and maintain consistent tonal quality
  • Supported by a suite of accessories, including ceiling-mount bracket, adjustable tile bridge, pendant-mount kit and square grille

Specification

System Performance

 

 

Frequency Response (+/-3 dB)1

1 80 Hz - 17 kHz

 

Frequency Range (-10 dB)1

70 Hz - 19 kHz

 

Nominal Dispersion

125° conical

 

Recommended High-Pass Filter

70 Hz high-pass filter

 

Loudspeaker EQ

Recommended

 

Overload Protection

PTC/Resistor

 

Long-Term Power Handling2

40 W (160 W peak)

 

Sensitivity (SPL / 1 W @ 1 m)3

87 dB SPL

 

Maximum SPL @ 1 m4

103 dB SPL (109 dB SPL peak)

 

Nominal Impedance

8 Ω (transformer bypassed)

 

Transformer Taps (70/100 V)

70 V: 2.5 W, 5 W, 10 W, 20 W, 40 W 100 V: 5 W, 10 W, 20 W, 40 W

 

Transducers

 

 

Driver Compliment

4.5" (114 mm) full-range driver

 

Physical

 

 

Enclosure

Polypropylene (front baffle), powder-coated steel (rear enclosure)

 

Grille

Powder-coated steel grille

 

Environmental

Indoor use only

 

Connectors

Three-terminal barrier strip; two-terminal barrier strip (8 ohm variant). Optional accessory available for use when ceramic connector and thermal fuse are required. Wire gauge: 18 AWG (0.8 mm) to 14 AWG (2.0 mm)

 

Suspension / Mounting

Three integrated quick-install mounting arms. Three mounting points at the rear of the enclosure for use with optional accessory pendant mount kit. Safety cable attachment: .35" (8.9 mm) diameter hole on junction box

 

Dimensions

Outer flange diameter: 11.8" (300 mm) Depth: 6.0" (153 mm) Ceiling hole diameter: 10.5" (267 mm)

 

Ceiling Thickness (Maximum)

2.5" (64 mm)

 

Net Weight

8.3 lb (3.7 kg) - with transformer

6.3 lb (2.8 kg) - 8 Ω variant

Shipping Weight

11.0 lb (5.0 kg) - with transformer

9.0 lb (4.1 kg) - 8 Ω variant

Product Code

 

 

Black

321278-0130 - with transformer

321278-0140 - 8 Ω variant

White

321278-0230 - with transformer

321278-0240 - 8 Ω variant

 

 


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