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8 Ohm 4" Full Range Speaker 80–20000 Hz 30 W FR 10 2021
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Product Information
Specification
| Rated power | 30 W |
| Maximum power | 50 W |
| Nominal impedance Z | 8 Ohm |
| Frequency response | 80–20000 Hz |
| Mean sound pressure level | 86 dB (1 W/1 m) |
| Opening angle (-6 dB) | 113°/4000 Hz |
| Excursion limit | +/-4 mm |
| Resonance frequency fs | 90 Hz |
| Magnetic induction | 0.95 T |
| Magnetic flux | 180 µWb |
| Height of front pole-plate | 3 mm |
| Voice coil diameter | 20 mm |
| Height of winding | 6 mm |
| Cutout diameter | 100 mm |
| D.C. resistance Rdc | 7.2 Ohm |
| Mechanical Q factor Qms | 2.29 |
| Electrical Q factor Qes | 0.95 |
| Total Q factor Qts | 0.67 |
| Equivalent volume Vas | 2.3 l |
| Effective piston area Sd | 50 cm² |
| Dynamically moved mass Mms | 5.7 g |
| Force factor Bxl | 4.6 Tm |
| Inductance of the voice coil L | 0.2 mH |
| Connections | 5.2 x 0.5 mm (+)/2.8 x 0.5 mm (-) |
| Temperature range | –25 to 70 °C |
| Part Number | 2021 |
Description:
10 cm (4") fullrange speaker 8 Ohm with good bass reproduction, balanced frequency response and high efficiency. Especially suitable as built-in speaker for music reproduction and as driver for 100 V network column speakers.
Typical applications:
• Midrange unit for full scale or musicians' PA systems
• Vocal or guitar monitors
• Fullrange speaker for electronic organs and keyboards.
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