18” Self-Powered Extended Low-Frequency Subwoofer System with Wi-Fi

Description

PRX818XLF

The JBL PRX818XLF is a self-powered extended low-frequency subwoofer system. Featuring a JBL 18-inch woofer powered by a 1500-watt class-D amplifier PRX818XLF delivers incredible output in a lightweight and compact form factor.

• Built-in Wi-Fi for wireless control of your system from anywhere in the venue
• Free PRX Connect mobile app for iOS and Android provides wireless control over volume levels 8-band parametric EQ and up to 50ms of speaker delay to fine-tune your sound
• Class-leading 1500-watt amplifier delivers ample power to fill your venue
• JBL Differential Drive? transducers for higher SPL in a lightweight design
• Next-generation JBL neodymium compression drivers
• Redesigned Crown input technology including XLR 1/4” and RCA inputs plus XLR loop-through
• Intelligent variable-speed fan activates only when needed to reduce noise
• Updated tuning delivers flat frequency response and smooth off-axis behavior
• Durable wooden cabinets tour-proven DuraFlex™ finish and dent-resistant 16-gauge grilles
• Universal power supply for worldwide compatibility
• dbx Type IV™ limiting ensures clear accurate sound at high volumes
• Brutal testing regimen—including the famous JBL 100-hour power test—ensures reliable performance

The PRX815XLF extended low frequency subwoofer was designed and engineered to provide sub bass frequencies with accuracy and power. Used as a single sub in a sub/ sat system or in multiples as part of a scalable large format sound reinforcement system the PRX815XLF performs with exceptional efficiency and control. The subs are stackable and light-weight ensuring quick set-ups and tear-downs. Due to their rugged construction they are perfect for AV rental inventories. With the integrated stereo pass-thru this is the most powerful low-frequency complement to the PRX full-range systems. The addition of a polarity reverse option further enables system optimization. PRX800 subwoofers feature a standard M20 threaded pole cup that can accept most modern subwoofer-mounted speaker poles.

The PRX818XLF is a high performance self-powered subwoofer system with remote Wi-Fi control of onboard DSP EQ parameters. The PRX818XLF is comprised of a powerful 2278G Differential Drive? dual voice-coil and magnetic gap woofer driven by a 1500 Watt Class-D power amplifier. Sophisticated DSP is at the core of a fully featured input section providing user selectable cross-over functionality polarity optimization protection dynamic limiting and discrete component optimization.

All PRX800 cabinets are built from 18 mm strong light-weight poplar plywood made structurally sound with tongue and groove joints. All PRX800 Series cabinets are protected by JBL’s tour proven DuraFlex™ finish. Grilles are made from dent-resistant 16 gauge steel and handles are made from light-weight glass-filled nylon for added strength and durability. All M10 suspension points are constructed from 14 gauge steel and have been tested with a yield-strength of 1000 lbs. each

The amplifier input panel offers stereo inputs with XLR or ? inch jack compatibility. A user selectable crossover ensures a smooth transition to full-range system connected to the stereo outputs. Signal present and limiter lights indicate the system status and assist in setting the optimum level via the level control knob.