MONSTER ! Our passive, single 18″ folded horn subwoofer delivering a massive 141dB (max SPL) . Wharfedale Pro Delta F18B Passive Subwoofer is supplied with castors so is a surprisingly portable and easily moveable enclosure. Where significant extension of low frequency output of a sound system is required over middle-long distances the addition of one or more Wharfedale Pro Delta F18B Passive Subwoofers will provide high output low frequency enhancement to the overall sound system. The folded horn design enables the Wharfedale Pro Delta F18B Passive Subwoofer to deliver ground shaking low frequencies over long distances (Unlike direct radiating designs which provide near to middle distance sound). The Wharfedale Pro Delta F18B Passive Subwoofer is designed to work with an external, active crossover unit. HARDWARE ENCLOSURE The magic of the Wharfedale Pro Delta F18B Passive Subwoofer happens inside with its folded horn design but, externally, the Wharfedale Pro Delta F18B Passive Subwoofer also features practical hardware features. Wharfedale Pro Delta F18B Passive Subwoofer is supplied with four (4) sturdy and robust castors so is a surprisingly portable and easily moveable enclosure. There are also 4 carry handles placed top and bottom to help move this subwoofer into the best location. On the top surface there is even a standard 35mm pole socket allowing for a full range loudspeaker to be placed on a pole. CHECK THE CURVES! Its only a graph but….. feel it! #boooooooom SPECIFICATIONS Model Name Wharfedale Pro Delta F18B Passive Subwoofer System Type Passive Configuration Folded horn subwoofer Frequency Response ( /-3 dB) 30 Hz – 300 Hz Frequency Range (-10 dB) Sensitivity (2.83 v / 1 m) 106 dB Calculated Maximum SPL @1 m 141 dB System Rated Impedance 8 Ω Low Frequency Transducer Size 470 mm / 18″ Voice Coil Size 102 mm / 4″ Rated Impedance 8 Ω LF Power (re:AES2-2012) 800 w Power System Continuous Power 800 w System Programme Power 1600 w System Peak Power 3200 w Crossover frequency Input Connector 2 x NL4 (speakON Compatible) Hardware Pole Mount 35 mm Handles 4 on Sides Enclosure Enclosure Material 18 mm Plywood Finish black paint Grille Material & Finish Dimensions – Unpacked Height 914 mm / 36.0” Width Front 609.6 mm / 24.0” Width Rear 609.6 mm / 24.0” Depth 914 mm / 36.0” Dimensions – Packed Height 1009 mm / 39.72” Width Front 689 mm / 27.12” Width Rear 689 mm / 27.12” Depth 994 mm / 39.13” Weight Net Weight (kg / lbs) 80.5 kg / 177.1 lbs Gross Weight (kg / lbs) 85.2 kg / 187.44 lbs
