RCF SUB 708-AS MK3 18" Birch Ply Active Subwoofer with DSP 1400W Blk

RCF SUB 708-AS MK3 18" Birch Ply Active Subwoofer with DSP 1400W Black

Product Description

The RCF SUB 708-AS MK3 is a high-performance 18-inch active subwoofer designed to deliver deep, powerful low-frequency reinforcement for professional live sound systems. Engineered for mobile DJs, live bands, event production, rental companies, and fixed installations, the SUB 708-AS MK3 combines a high-efficiency 1,400W Peak Class-D amplifier with advanced DSP and RCF's innovative Bass Motion Control technology for exceptional bass performance and reliability. (RCF)

Equipped with a premium 18-inch woofer featuring a 3-inch voice coil, the SUB 708-AS MK3 produces tight, controlled bass with a maximum SPL of 133dB and an extended frequency response down to 35Hz. Integrated DSP provides electronic equalisation, soft limiting, thermal protection, phase control, and selectable crossover frequencies, ensuring optimal performance with a wide range of full-range loudspeakers. (RCF)

Constructed from rugged Baltic birch plywood with a durable polyurea finish and heavy-duty steel grille, the SUB 708-AS MK3 is built to withstand the rigours of touring and rental applications. Ergonomic side handles and an M20 threaded pole mount make transportation and system setup quick and efficient, making it an ideal choice for professional portable PA systems. (RCF)

Key Features

• 1,400W Peak (700W RMS) Class-D digital amplifier

• High-performance 18" woofer with 3" voice coil

• RCF Bass Motion Control (BMC) excursion management

• Integrated DSP with EQ, soft limiter and protection

• Selectable 80Hz / 110Hz crossover frequencies

• Polarity reverse switch for flexible system alignment

• Maximum SPL of 133dB

• Rugged Baltic birch plywood cabinet

• Durable polyurea finish with heavy-duty steel grille

• M20 threaded pole mount for satellite speakers

Specifications

• Speaker Type: Active Bass Reflex Subwoofer

• LF Driver: 18" Woofer with 3" Voice Coil

• Amplifier Power: 1,400W Peak / 700W RMS

• Amplifier Type: Class-D

• Frequency Response: 35Hz – 120Hz

• Maximum SPL: 133dB

• DSP: Integrated Digital Signal Processing with Bass Motion Control

• Crossover Frequencies: 80Hz / 110Hz Selectable

• Controls: Volume, EQ, Phase, Crossover

• Limiter: Soft Limiter

• Protection: Thermal & RMS Protection

• Inputs: Stereo XLR Inputs

• Outputs: Stereo XLR Link Outputs

• Cabinet Material: Baltic Birch Plywood

• Finish: Polyurea Coating

• Grille: Powder-Coated Steel with Acoustic Cloth

• Pole Mount: M20 Threaded Pole Socket

• Weight: 40.6kg

• Dimensions (H × W × D): 693 × 505 × 685mm (RCF)

Ideal For

• Mobile DJs

• Live Bands & Musicians

• Event Production Companies

• Rental & Hire Companies

• Corporate Events

• Houses of Worship

• Nightclubs & Entertainment Venues

• Medium to Large Live Venues

• Touring Applications

• Professional Portable PA Systems