FreeSpace® DS 40F (BOSE) ลำโพงเพดาน
SPECIFICATION
คุณสมบัติทางเทคนิค
OVERVIEW
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.
For indoor applications only.
EN 54-24 compliant DS loudspeaker models are also available for use in Voice Alarm (VA) systems. Please contact your local Bose team for availability information.
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
Applications
- Retail stores
- Restaurants and bars
- Concourses
- Transportation facilities
- Resorts and hospitality venues
- Houses of worship
- Ballrooms
SPEC
Technical Summary
Frequency Response (+/-3 dB)
80 Hz - 17 kHz
Frequency Range (-10 dB)
70 Hz - 19 kHz
Nominal Dispersion
125° conical
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)