Altoparlante a banda larga 4 Ohm 4 W

Altoparlante ovale schermato, potenza nominale 2 watt, potenza di picco 4 watt, risposta in frequenza 220-20.000 Hz. Usato per televisori e monitor.
• Rated power:2 W
• Maximum power:4 W
• Nominal impedance Z:4 Ohm
• Frequency response:220–20000 Hz
• Mean sound pressure level:81 dB (1 W/1 m)
• Opening angle (-6 dB):180°/4000 Hz hor.
180°/4000 Hz ver.
• Excursion limit:+/?0.5 mm
• Resonance frequency fs:420 Hz
• Magnetic induction:0.7 T
• Magnetic flux:60 µWb
• Height of front pole-plate:2 mm
• Voice coil diameter:14 mm
• Height of winding:2 mm
• Cutout diameter:35 x 65 mm (oval)
• Net weight:0.041 kg
• D.C. resistance Rdc:3.8 Ohm
• Mechanical Q factor Qms:4.43
• Electrical Q factor Qes:6.55
• Total Q factor Qts:2.64
• Equivalent volume Vas:0.9
• Effective piston area Sd:45 cm²
• Dynamically moved mass Mms:0.7 g
• Force factor Bxl:1.2 Tm
• Inductance of the voice coil L:0.2 mH
• Temperature range:?25 … 70 °C