Product Overview
The most versatile member of the DS loudspeaker family from Bose®, the FreeSpace® DS 40F is a full-range, high-performance, flush-mount loudspeaker designed to Provide both foreground and background music, as well as speech reproduction—all in a wide variety of installed applications. It features high-output over a 125° conical coverage pattern with a frequency range down to 70 Hz. This particular model comes in White.
Notes:
- Always have this type of device installed by qualified personnel, to current safety standards.
- For indoor applications only.
Features
- Full-range single loudspeaker with a 4.5" (114mm) driver in a ported enclosure
- Integrated multi-tap transformer with innovative thumb wheel adjustment
- Short can design for installation in shallow ceilings, minimum depth 6.4" (163mm)
- Long-Term Power Handling 40 W (160 W peak)
- Supported by a suite of mounting accessories
Specifications
- System Performance:
- Frequency Response (±3 dB): 80 Hz - 17 kHz
- Frequency Range (-10 dB): 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 Handling: 40 W (160 W peak)
- Sensitivity (SPL / 1 W @ 1 m): 87 dB SPL
- Maximum SPL @ 1 m: 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: 4.5" (114mm) full-range driver
- Physical:
- Enclosure: Polypropylene (front baffle), powder-coated steel (rear enclosure)
- Grille: Powder-coated steel grille
- Color: White
- Environmental: Indoor use only
- Connectors: Three-terminal barrier strip; 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: 0.35" (8.9mm) diameter hole on junction box
- Dimensions:
- Outer Flange Diameter: 11.8" (300mm)
- Depth: 6.0" (153mm)
- Ceiling Hole Diameter: 10.5" (267mm)
- Ceiling Thickness (Maximum): 2.5" (64mm)
- Net Weight: 8.3 lbs. (3.7 kg)
- Notes:
- For further information, please refer to the items located under the "Documentation" tab.
- Always have this type of device installed by qualified personnel, to current safety standards.