| Transducers | LF : 2 x 18″ |
| SPL peak / 1m (measured) | 140 dB |
| Weight | 91kg / 200.62lbs |
| Rigging | Pole mount socket |
Description
MTSub 218a is a powerful, state-of-the-art self-powered subwoofer, designed to complement our FR-X and ARES series in touring, outdoor event, and theatre scenarios requiring excellent audio quality at a real-world price point.
The MTSub 218a subwoofer houses two long-excursion 18″ neodymium drivers in a bass-reflex design and delivers outstanding SPL in stand-alone or stacked configurations.
An advanced AUDIOFOCUS SCiO Class D amplifier module with integrated DSP and versatile presets allows MTSub 218a to be quickly deployed in any configuration, including cardioid and end-fire.
MTSub 218a is built with pride in Belgium and coated in tough, weather-resistant polyurea to safeguard your investment. The cabinet front is protected by a rigid metal grill, backed by acoustically transparent foam.
Features
- Cardioid / end fire setups
- Compact format
- Touring standard 2×18”
- Pole mount socket
- Self-powered
Technical specifications
| Description | High-power subwoofer |
| Transducers | LF: 2 x 18″ |
| Frequency range (-6dB) | 38Hz-110 Hz |
| SPL peak (1) | 140 dB |
| Processing | Dedicated AUDIOFOCUS SCiO omni and cardioid presets |
| Rigging | Pole socket |
| Audio Connectors | IN: 1×3-point XLR LINK: 1×3-point XLR |
| Network Connectors | 1 x etherCON for control |
| Power Connectors | IN: 1×3-point powerCON TRUE1TOP LINK: 1×3-point powerCON TRUE1TOP |
| Dimensions (H x W x D) | 1200 x 605 x 800 mm 47.24 x 23.81 x 31.49 inches |
| Weight | 91kg / 200.62lbs |
| Finish | Highly resistant polyurea coating
|
| Cabinet | High grade birch plywood |
(1) Peak level measured at 1 m under free field conditions using pink noise with crest factor 5
Gll filesMTSub 218a
Gll • 1.69 Mo • 06/01/2022
Quick Start guideSCiO Web Connection
PDF • 250 Ko • 13/06/2023
A4M SCiOUser Manual
PDF • 6.50 Mo • 10/07/2023
Firmware V1.3.5S
+ Update guide
ZIP • 5.9 MB • 21/02/2025
PDF • 143 KB • 09/04/2024
SCiO
Connect & Control your amplifiers
AUDIOFOCUS SCiO amplifiers can be securely monitored and controlled anytime, anywhere over the network.
Our intuitive Web UI network manager is web-based, eliminating the need for software downloads, and allows multiple amplifiers to be managed from your preferred device.
The network manager offers the comprehensive processing options you would expect from a high-end system controller.
For more detailed information please visit the AUDIOFOCUS SCiO page.
SCiO WEB CONNECTION QUICK START GUIDE
Note – this Quick Start Guide is for use with products manufactured from July 2022
