20 cm (8") HiFi woofer with strong drive, extended rear pole plate and 35 mm voice-coil for high power handling. Elastic rubber surround and coated paper cone.
Specifications
power handling (continuous/programme) = 75/115 W
frequency range = -6000 Hz
resonance frequency fs = 30 Hz
impedance R = 8 Ohm
sound pressure level SPL = 88 dB (2,83V; 1m)
DC resistance Re = 6,0 Ohm
force factor BL = 9,0 N/A
voice coil inductance L = 2,2 mH
effective piston radiating area Sd = 214 cm2
effective mechanical mass incl. air load mms = 26 g
equivalent volume of compliance Vas = 70 l
total Q factor Qts = 0,33 (Qms=3,59, Qes=0,36)
voice coil diameter = 35 mm
maximum peak linear excursion vibration xlin = +/- 10 mm
