Coral Electronic PFR 260

Subwoofer, diametro 265 mm, 400 watt nominali, 800 watt max, cestello in alluminio pressofuso, cono in polpa di cellulosa, sospensione in gomma.





TECHNICAL DATA:

nominal impedance (Zn): 4 ohm
nominal power (Pn): 400 watt
max power (Pm): 800 watt
sensitivity (2.83 V/1 m): 90 dB
frequency range (BW): 30÷300 Hz
resonance frequency (Fs): 35 Hz
voice coil diameter: 51 mm
cone material: cellulose pulp
surround material: butyl rubber
basket material: die-cast aluminium
magnet material: ferrite

mechanical Q factor (Qms): 8.47
electrical Q factor (Qes): 0.43
total Q factor (Qts): 0.41
moving mass (Mms): 131.3 g
compliance (Cms): 0.16 mm/N
equivalent volume (Vas): 26.8 litres
force factor (BxL): 15.3 N/A
voice coil resistance (Re): 3.5 ohm
voice coil inductance (Le): 4.5 mH
emission diameter (D): 212 mm
linear excursion (Xmax): ± 10.2 mm