The Technomad Oslo

Powerful, Weatherproof IP56 Subwoofer.  “…Strongly Recommended” – Sound & Video Contractor

Powerful, IP56 Weatherproof, ported subwoofer with a custom 18″ driver.  High-output subwoofer with unmatched sound quality and reliability.   Can be permanently installed in the most challenging environments, to provide detailed, articulate, music, and powerful low frequency support to your applications.  Dual flared ports, stainless-steel front-to-back bracing, and massive 1/2″+ thick one-piece cast body deliver sound superior to traditional fabricated designs.  The ultimate solution for bass – anywhere.


28.5″x 22.0″ x 19.0″


75 lbs

Freq. Response:

32- 300 Hz (+/- 2 dB)
Maximum Output (long term) 126 dB
Maximum Output (peak program) 129 dB
Sensitivity: 96 dB SPL (1W/1M, swept sine)
Continuous Power: 1250 Watts (based on EIA test 426B)
Peak Power: 2500 Watt
Dispersion: Omnidirectional
Impedance: 8 Ohms (nominal)
Connector: 2 x Speak-On
LF Driver: 18″ custom cone driver, Ferro-Fluided
Applications: Theme Park Audio, Concert Sound Reinforcement, Dance/Entertainment Venues
Options: » 14 Available Colors (black standard)
» 300-Watt internal 70-volt transformer
» PowerChiton outdoor amplifier

Turnkey PA System Customers – get an OSLO and dedicated sub amplifier pre-integrated into your system – learn more here.

» Read the Sound and Video Contractor Review (or download PDF)

» Read the Press Release