Catalog > Speakers > Replacement Speakers > Professional PEAVEY 1808-8 HE BWX 1808-8 HE BWX SPEAKER BLACK WIDOW 18" 1400W MAX Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Features Impedance: 8 Ohms Power capacity: 2000 W Peak 1000 W Program 500 W Continuous Sensitivity: 97.5 dB / 1 W 1 m Usable freq. range: 35 Hz ~ 1 kHz Cone: Kevlar® impregnated cellulose Voice coil diameter: 4.0" / 100 mm Voice coil material: Aluminum ribbon wire Polyimide-impregnated fiberglass former Nomex® stiffener Solderless diffusion welded OFHC copper leads Net weight lb. / kg: 18 lbs. / 8.2 kg Znom (ohms) 8 Revc (ohms) 5.10 Sd (Square Meters) 0.124 BL (T/M) 17.77 Fo (Hz) 39.9 Vas (liters) 281.5 Cms (uM/N) 129.6 Mms (gm) 122.60 Qms 9.95 Qes 0.497 Qts 0.473 Xmax (mm) 2.0 Le (mH) 0.32 SPL (1W 1m) 97.5 No (%) 3.50 Vd (cu. in. / ml) 29.5 / 483 Pmax (Watts pgm.) 1000 Disp (cu. in. / ml) 228 / 3737 18" Weight Unpacked: 17.50 lb(7.938 kg) Weight Packed: 21.37 lb(9.695 kg) Width Packed: 21"(53.34 cm) Height Packed: 22"(55.88 cm) Depth Packed: 7"(17.78 cm) Additional Information Diameter 18in Power 1400W