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Bose Professional Bose FreeSpace 3 Series I Acoustimass Bass Module
FreeSpace 3 Series I Acoustimass Bass Module: Low-frequency module that carries the bottom end for a FreeSpace 3 satellite system. Compatible with FreeSpace 3 satellite loudspeakers.
Bose specifies it for indoor only and measures 14.0 in x 7.5 in x 13.6 in (356 mm x 191 mm x 345 mm) / width with bracket: 8.8 in (222 mm) at 17.5 lb (7.9 kg). It ships under part number 040145 (White).
| Type | Surface-mount bass module |
|---|---|
| Compatible With | FreeSpace 3 satellite loudspeakers |
| EN 54-24 Certified | No |
| Colors | Black, white |
| Enclosure Material | High-density wood composite with solid color PVC laminate |
| Environmental | Indoor only |
| Suspension/Mounting | Wall-mount bracket, preattached |
| Product Dimensions (H x W x D) | 14.0 in x 7.5 in x 13.6 in (356 mm x 191 mm x 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) |
| Frequency Range (-10 dB) | 40 Hz - 315 Hz |
| Coverage, Horizontal | 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 |
| Recommended Signal Processing | Recommended |
| Sensitivity (SPL/1 W at 1 m) | Per channel: 76 dB / Mono: 79 dB |
| Transformer Taps, 100V | 25 W, 50 W, 100 W, 200 W |
| Transformer Taps, 70V | 25 W, 50 W, 100 W, 200 W |
| Coverage, Vertical | Omnidirectional below 200 Hz |
| Driver Protection | Recommended high-pass filter 40 Hz high-pass filter |
| Low-Frequency | 5.25 in (133 mm) dual-voice-coil low-frequency driver |
| Application | Indoor only |
| Product Codes | 040145 (White) |









