Designed specifically for small to midsized venues and ideal for portable applications, The RCF SUB 15-AX is a professional 15" high-powered active subwoofer well suited for bands, DJs, clubs, touring companies, and rental houses.

The subwoofer's integrated Class-D amplifier delivers 2200W of peak power to the 15" driver, which offers a frequency range of 35 to 120 Hz, with a maximum SPL of 133 dB, making it great for highly demanding applications. The rear panel features a centralized speaker management system providing dual crossovers, 8-band EQs, routing, delays, cardioid configurations, and recallable crossover presets. The polyurea-coated all-wood cabinet features sealed powerCON True1 TOP IP-rated mains power connectors.

At a Glance

• 2200W Class-D amplifier
• 133 dB max SPL
• 15" woofer, bass-reflex housing
• Digital crossover with presets
• Multi-ply hardwood polyurea-coated
• LiveRemote app
• Dual combo XLR-1/4" combo inputs + link, dual-XLR crossover output
• Bass motion-control excursion management
• PowerCON True1 TOP, sealed AC connector

Crossover Presets

• The key to optimizing your sound system is the precise adjustment of your subwoofer's time alignment. This not only elevates sound quality but also enhances bass response, giving your audience both a beat they can hear and a vibe they can feel.
• With internal factory-tuned crossover presets for RCF speakers, your sound system is show-ready in a few easy steps. Simply connect your satellite speakers to the SUB AX, select the crossover preset from the user interface, and you are ready to go. FiRPHASE linear phase is extended to match the subwoofer phase down to the lowest frequencies.

Notable Features

Large Touch Display

• 2.4" color touch panel
• Rotary push encoder
• Swipe gestures for fast navigation

Advanced DSP for Your System

• Eight recallable snapshots
• Full-range parametric 8-band EQ
• ...