Product

FreeSpace 3 Module

Designed to provide surface-mount bass augmentation for new and existing background music systems. Features one 5.25-inch (133 mm) woofer that delivers deep bass down to 40 Hz without audible distortion. For indoor applications only.

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Bose FreeSpace 3 Acoustimass Module

Technical Specification

Compliance

EN 54-24 Certified
No


Physical

Colors
Black, white

Enclosure Material
High-density wood composite with solid color PVC laminate

Environmental
Indoor use only

Suspension / Mounting
Wall-mount bracket, preattached

Product Dimensions (H × W × D)
14.0 × 7.5 × 13.6 in (356 × 191 × 345 mm)
Width with bracket: 8.8 in (222 mm)

Net Weight
17.5 lb (7.9 kg)

Shipping Weight
25.0 lb (11.3 kg)


Performance

Frequency Range (-10 dB)
40 Hz – 315 Hz

Coverage, Horizontal
Omnidirectional below 200 Hz

Coverage, Vertical
Omnidirectional below 200 Hz

Calculated Maximum SPL @ 1 m
Per channel: 96 dB continuous, 102 dB peak
Mono: 102 dB continuous, 108 dB peak

Nominal Impedance
5 Ω mono direct (transformer bypassed)

Power Handling (Long-term Continuous)
70 / 100 V: 200 W mono
Low impedance: 50 W per channel stereo or 100 W mono

Power Handling (Peak)
70 / 100 V: 800 W peak mono
Low impedance: 200 W peak per channel stereo or 400 W peak mono

Sensitivity (SPL / 1 W @ 1 m)
Per channel: 76 dB
Mono: 79 dB

Recommended Signal Processing
Recommended

Transformer Taps (100 V)
25 W, 50 W, 100 W, 200 W

Transformer Taps (70 V)
25 W, 50 W, 100 W, 200 W


Transducers

Low Frequency
5.25 in (133 mm) dual-voice-coil low-frequency driver

Driver Protection
Recommended 40 Hz high-pass filter


Product Codes

040146 — Black
040145 — White


Warranty Period

5 years


Included in Packaging

1 × FreeSpace 3 Module
1 × Mounting bracket
1 × Wiring panel cover
1 × Installation guide

  • Low-frequency loudspeaker featuring one 5.25-inch (133 mm) woofer that delivers deep, non-localized bass down to 40 Hz without audible distortion. For surface-mount applications.
  • Speaker technology filters out audible distortion to deliver non-localized bass
  • Designed to work with the FreeSpace 3 surface and flush satellite speakers, or existing systems where additional bass reinforcement is desired
  • Module design allows parallel connection of multiple bass modules and can accommodate two or four FreeSpace 3 satellites per bass module
  • Selectable 70/100V or low impedance