Paramètres du haut-parleur
Le haut-parleur utilisé pour illustre les réponses d'enceintes est le Visaton 170S dont les paramètres sont :
Rated power 50 W, Maximum power 80 W
Nominal impedance Z 8 Ohm
Frequency response fu-8000 Hz (fu : Lower cut-off frequency depending on cabinet)
Mean sound pressure level 86 dB (1 W/1 m), Opening angle (-6 dB) 72°/4000 Hz
Excursion limit ± 10 mm
Resonance frequency fs 36 Hz
Magnetic induction 1,0 T, Magnetic flux 314 µWb
Height of front pole-plate 4 mm, Voice coil diameter 25 mm
Height of winding 12,5 mm, Cutout diameter 148 mm
Net weight 1,1 kg
D.C. resistance Rdc 5,9 Ohm
Mechanical Q factor Qms 2,43, Electrical Q factor Qes 0,66, Total Q factor Qts 0,52
Equivalent volume Vas 38 l
E?ective piston area Sd 129 cm2
Dynamically moved mass Mms 13 g
Force factor Bl 5,4 Tm
Inductance of the voice coil L 1,2 mH
