FreeSpace® 3 Series II Acoustimass® module
flush-mount subwoofer
Designed to provide flush-mount bass augmentation for new and existing background music systems. Features one 5.25" (133 mm) woofer that delivers deep bass down to 40 Hz without audible distortion.
For indoor applications only.
Specifications
| System Performance | ||
| Frequency Response (+/-3 dB) 1 | 50 Hz - 230 kHz | |
| Frequency Range (-10 dB) 1 | 40 Hz - 315 kHz | |
| Nominal Dispersion | Omni-directional below 200 Hz | |
| Recommended High-Pass Filter | 40 Hz high-pass filter | |
| Loudspeaker EQ | Recommended | |
| Overload Protection | PTC | |
| Long-Term Power Handling 2 | 70/100 V: 200 W (800 W peak) mono Low impedance: 50 W (200 W peak) per channel stereo or 100 W (400 W peak) mono |
|
| Sensitivity (SPL / 1 W @ 1 m) 3 | Per channel: 76 dB SPL (Mono: 79 dB SPL) | |
| Maximum SPL @ 1 m 4 | Per channel: 96 dB SPL (102 dB SPL peak) Mono: 102 dB SPL (108 dB SPL peak) |
|
| Nominal Impedance | 6 Ω mono direct (transformer bypassed) | |
| Transformer Taps (70/100 V) | 25 W, 50 W, 100 W, 200 W | |
| Transducers | ||
| Driver Compliment | 5.25" (133 mm) dual voice coil low frequency driver | |
| Physical | ||
| Enclosure | PC/ABS | |
| Grille | Expanded metal grille | |
| Environmental | Indoor use only | |
| Connectors | Multi-position screw-type barriers | |
| Suspension / Mounting | Integral quick-install mounting features. Three mounting points at the rear of the housing for pendant mounting | |
| Dimensions | Outer flange diameter: 15.4" (391 mm) Depth: 7.5" (190 mm) Ceiling hole diameter: 14.3" (362 mm) |
|
| Ceiling Thickness (Maximum) | 1.8" (48 mm) | |
| Net Weight | 14 lb (6.4 kg) | |
| Shipping Weight | 20 lb (9.1 kg) | |
| Product Code | ||
| Black | 040148 | |
| White | 040147 | |
Footnotes:
- Frequency response and range measured on-axis with recommended active EQ in an anechoic environment.
- Power handling tested using pink noise filtered to meet IEC 268-5, 6 dB crest factor, 100 hours, with recommended EQ.
- Sensitivity measured in free field (no boundary-loading gain) with recommended active EQ, referenced to 1W/1m.
- Maximum SPL calculated from sensitivity and power handling specifications, exclusive of power compression.