Scan-Speak 22W/8857T00

Scan-Speak 22W/8857T00 8" Woofer, Aluminum Cone

• Black aluminum cone
• Cast frame (very robust, yet stylish)
• Large vented pole piece
• SD-1 motor system
• Frame diameter 222mm
• Cut out hole size 194.1mm
• Flange thickness 7mm
• Depth 111mm

Specifications

• power handling (continuous/programme) = 170 W
• frequency range = 20-1000 Hz
• resonance frequency fs = 23 Hz
• impedance R = 8 Ohm
• sound pressure level SPL = 86 dB (2,83V; 1m)
• DC resistance Re = 6,2 Ohm
• force factor BL = 10,1 N/A
• voice coil inductance L = 0,35 mH
• effective piston radiating area Sd = 220 cm²
• effective mechanical mass incl. air load mms = 37 g
• equivalent volume of compliance Vas = 87,7 l
• total Q factor Qts = 0,3 (Qms=4,9, Qes=0,32)
• voice coil diameter = 50 mm
• maximum peak linear excursion vibration x_lin = +/- 9 mm
• mounting diameter d = 194 mm
• overall diameter d = 222 mm
• mounting depth (not countersunk) t = 118 mm