30 cm (12") woofer with air-dried cone and pressure vented pole piece. Can be fitted at front or rear. Excellent value for money coupled with very good power-handling capabilities. Particularly suitable as a replacement for HiFi speakers.
Specifications
power handling (continuous/programme) = 120/180 W
frequency range = -2500 Hz
resonance frequency fs = 32 Hz
impedance R = 8 Ohm
sound pressure level SPL = 91 dB (2,83V; 1m)
DC resistance Re = 6,9 Ohm
force factor BL = 9,44 N/A
voice coil inductance L = 1,77 mH
effective piston radiating area Sd = 490 cm2
effective mechanical mass incl. air load mms = 43 g
equivalent volume of compliance Vas = 190 l
total Q factor Qts = 0,55 (Qms=2,85, Qes=0,68)
voice coil diameter = 50 mm
maximum peak linear excursion vibration xlin = +/- 14 mm
