Visaton WS 20 E 4Ohm

Visaton WS 20 E 4Ohm

20 cm (8") HiFi woofer with polypropylene cone. Due to balanced frequency response curve suitable as low-midrange driver for large 4-way speaker systems. Due to the special basket design suitable as replacement driver for many HiFi speakers.

Specifications

• power handling (continuous/programme) = 80/120 W
• frequency range = -7000 Hz
• resonance frequency fs = 47 Hz
• impedance R = 4 Ohm
• sound pressure level SPL = 91 dB (2,83V; 1m)
• DC resistance Re = 3,3 Ohm
• force factor BL = 4,5 N/A
• voice coil inductance L = 0,7 mH
• effective piston radiating area Sd = 240 cm²
• effective mechanical mass incl. air load mms = 23 g
• equivalent volume of compliance Vas = 39 l
• total Q factor Qts = 1,14 (Qms=5,56, Qes=1,44)
• voice coil diameter = 30 mm
• maximum peak linear excursion vibration x_lin = +/- 6 mm
• mounting diameter d = 186 mm
• overall diameter d = 236 mm
• mounting depth (not countersunk) t = 85,9 mm
• mass m = 1,3 kg