User manual ELECTRO-VOICE QRX 218S EDS

[. . . ] QRx218S Dual 18" Subwoofer Loudspeaker System Key Features: · · · Compact, high-output dual 18-inch sub with concert-proven EVX-180B woofers Available in black and by special order in white or with L-track rigging Rear-mounted tilt-back pocket wheels allow one person to move the system (not available on rigging version) EV comfort-lift handles Comes with metal socket and 34-inch pole for elevating two-way system (not available on rigging version) 13-ply birch plywood enclosure finished in Futuratm · · · General Description: The QRx-218S is a dedicated subwoofer system that features the excellent low-frequency capabilities of two powerful EVX180B 18-inch drivers with 4-inch voice coils. [. . . ] The drivers are protected from damage by a 16-gauge powder-coated steel grille with fabric backing. The enclosure is available in black or white finishes, with or without the rigging hardware. When paired with a powerful, high-quality amplifier such as EV's P1201 Modular Precision Series or the P3000 Precision Series units, the QRx218S can augment the performance of even the finest sound systems with high levels of extended bass response. Technical Specifications: System Configuration: Subwoofer (requires active electronic filtering) Freq. Response (-10 dB): 31 Hz - 250 Hz Recommended High- 35 Hz, 12 dB/octave minimum Pass Frequency: Axial Sensitivity, SPL: 102 dB (1 watt@1m) Max Calculated SPL: 139 dB (1 watt@1m) Long-Term Power 1, 200 watts Handling: Shor t-Term Power 4, 800 watts Handling: Transducers: (2) EVX180B Cast Frame 18-inch Woofer, 4" Voice Coil Recommended Crossover 80 - 120 Hz, 24 dB/octave Frequency Range: Nominal impedance : 4 ohms Enclosure Material: 13-Ply Birch Plywood Grille: Powder-Coated Steel, Fabric Backed Recommended EV Dx38 or AC-One Controller : Input connectors: (2) Neutrik Speakon NL4's Dim (H x W x D): 39. 98" x 22. 05" x 23. 77" (1015mm x 560mm x 603mm) Net Weight (each): 150 lbs (68 kg) Shipping Weight: 160 lbs (73 kg) Block Diagram: Frequency Response: Dimension Drawings (Standard Model): Dimension Drawings (Rigging Model): Top View Top View Front View Side View Rear View Front View Side View Rear View Performance Match: · · · · · · · · · · · EV P1202 Modular Precision Amplifier M-218S plug-in controller module EV P3000 Precision Series Amplifier Dx38 Digital sound system controller AC-One analog sound system controller 34-in. Mounting Pole (Not available on Rigging Model) (2) Ancra Single-Stud Fittings (Available only on Rigging Model) 301117-001 QRx-218S, black Futura finish 301117-002 QRx-218S, white Futura finish 301144-001 QRx-218S with rigging, black Futura finish 301144-002 QRx-218S with rigging, white Futura finish Included Accessories: QRx218S Part Numbers: WARNING: Suspending any object is potentially dangerous and should only be attempted by individuals who have a thorough knowledge of the techniques and regulations of rigging objects overhead. Electro-Voice® strongly recommends that QRx speakers be suspended taking into account all current national, federal, state and local regulations. [. . . ] For customer orders, contact Customer Service at: + 1 952 884-4051 Fax: + 1 952 736-4212 For warranty repair or service information, contact the Service Repair department at: 800/685-2606 For technical assistance, contact Technical Support at: 866/78AUDIO Specifications subject to change without notice. [. . . ]