FreeSpace® 3 Series I Acoustimass bass module

Designed to provide surface-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.



- Low-frequency loudspeaker featuring one 5.25" (133mm) woofer that delivers deep, non-localized bass down to 40 Hz without audible distortion. For surface-mount applications.

- Acoustimass 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.



Retail stores

Restaurants and bars

Lobbies and conference rooms


Technical Summary

Frequency Response (+/-3 dB) 

50 Hz - 230 Hz

Frequency Range (-10 dB) 

40 Hz - 315 Hz

Nominal Dispersion 

Omni-directional below 200 Hz

Long-Term Power Handling 

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) 

Per channel: 76 dB SPL (Mono: 79 dB SPL)

Maximum SPL @ 1 m 

Per channel: 96 dB SPL (102 dB SPL peak)

Mono: 102 dB SPL (108 dB SPL peak)

Nominal Impedance 

5 Ω mono direct (transformer bypassed)

€ 598,95

  • 11,3 kg
  • Beschikbaar
  • Levertijd: 1-3 dagen


Technical Data Sheet
Adobe Acrobat document 233.6 KB
FS3I Installatiehandleiding.pdf
Adobe Acrobat document 1.3 MB