FR 10 F - 4 Ohm
10 cm (4") full-range loudspeaker with two fixing lugs and shallow design. High degree of sound pressure and good high-range reproduction. Easy to fit in vehicles with 10 cm loudspeaker mounts.
10 cm (4") full-range loudspeaker with two fixing lugs and shallow design. High degree of sound pressure and good high-range reproduction. Easy to fit in vehicles with 10 cm loudspeaker mounts.
| Rated power | 20 W |
|---|---|
| Maximum power | 30 W |
| Nominal impedance Z | 4 Ohm |
| Frequency response | 100–22000 Hz |
| Mean sound pressure level | 86 dB (1 W/1 m) |
| Opening angle (-6 dB) | 122°/4000 Hz |
| Excursion limit | +/−4 mm |
| Resonance frequency fs | 150 Hz |
| Height of front pole-plate | 3 mm |
| Voice coil diameter | 14 mm |
| Height of winding | 2.5 mm |
| Cutout diameter | 94 mm |
| Net weight | 0.2 kg |
| D.C. resistance Rdc | 3.7 Ohm |
| Mechanical Q factor Qms | 6.5 |
| Electrical Q factor Qes | 1.99 |
| Total Q factor Qts | 1.52 |
| Equivalent volume Vas | 2.2 l |
| Effective piston area Sd | 52 cm² |
| Dynamically moved mass Mms | 2.4 g |
| Force factor Bxl | 1.7 Tm |
| Inductance of the voice coil L | 0.35 mH |
| Connections | 4.8 x 0.8 mm (+)/2.8 x 0.8 mm (-) |
| Temperature range | –25 ... 70 °C |