Visaton FRS 8 - 4 Ohm Speaker
SKU: 210123
8 cm (3.3") HiFi fullrange driver.
Linear frequency response between 200 and 20000 Hz. Suitable for surround effect speakers, mini sub/sat systems. Due to the small size very suitable for model construction and as control speaker for electronic devices.
Rated power | 30 W |
Maximum power | 50 W |
Nominal impedance Z | 4 Ohm |
Frequency response | 100–20000 Hz |
Mean sound pressure level | 82 dB (1 W/1 m) |
Opening angle (-6 dB) | 180°/4000 Hz |
Excursion limit | +/−2.5 mm |
Resonance frequency fs | 120 Hz |
Magnetic induction | 0.8 T |
Magnetic flux | 200 µWb |
Height of front pole-plate | 4 mm |
Voice coil diameter | 20 mm |
Height of winding | 4.5 mm |
Cutout diameter | 73 mm |
Net weight | 0.28 kg |
D.C. resistance Rdc | 3.5 Ohm |
Mechanical Q factor Qms | 3.61 |
Electrical Q factor Qes | 0.85 |
Total Q factor Qts | 0.69 |
Equivalent volume Vas | 1 l |
Effective piston area Sd | 31 cm² |
Dynamically moved mass Mms | 2.5 g |
Force factor Bxl | 2.2 T m |
Inductance of the voice coil L | 0.4 mH |
Connections | 4.8 x 0.8 mm (+)2.8 x 0.8 mm (−) |
Temperature range | −25 ... 100 °C |