Visaton Speaker Driver - R 10 SC Spezial - 8 Ohm Full Range Speaker
Art. No. 2047
Characteristics and Sound Properties
Magnetically shielded 10 cm (4") full-range speaker with high efficiency, balanced frequency  response and water-repellent cone. Especially suitable as control speaker in electronic devices  and as speaker for public address applications and public transport systems. Equivalent to model  R 10 SC, but with connectors 6.8 x 0.8 mm (+) and 4.8 x 0.8 mm (-) and with impregnated paper  gasket.
Differences between the two different versions of this speaker:
R 10 SC Spezial – 8 Ohm (this speaker):
- Impregnated paper gasket
- Terminals 6.3 x 0.8 mm (+) and 4.8 x 0.8 mm (-)
R 10 SC – 8 Ohm (Alternative version):
- Water-repellent cone and rubber gasket
- Terminals 5.2 x 0.5 mm (+) and 2.8 x 0.5 mm (-)
Typical applications:
- Video monitoring screens
- Monitoring speaker for electronic devices
- Ceiling- mounted speakers in railway carriages and buses
Attributes:
- Functionally at cold according to EN 60068-2-1/EN 50155
- Cold storage (-40 °C) according to EN 60068-2-1/EN 50155
- Functionally at damp heat (cyclic) according to EN 60068-2-3/EN 50155
- Functionally at dry heat according to EN 60068-2-2/EN 50155
Accessories: Protective grilles Art. No. 4642, 4640, 4670, 4744
Technical Specifications
| Rated power | 20 W | 
| Maximum power | 30 W | 
| Nominal impedance Z | 8 Ohm | 
| Frequency response | 100-13000 Hz | 
| Mean sound pressure level | 90 dB (1W/1m) | 
| Opening angle (-6 dB) | 92°/4000 Hz | 
| Excursion limit | ± 1.5 mm | 
| Resonance frequency fs | 165 Hz | 
| Magnetic induction | 0.95 T | 
| Magnetic flux | 135 uWb | 
| Height of front pole-plate | 3 mm | 
| Voice coil diameter | 15 mm | 
| Height of winding | 4 mm | 
| Cutout diameter | 93 mm | 
| Net weight | 0.24 kg | 
| DC resistance Rdc | 7.4 Ohm | 
| Mechanical Q factor Qms | 5.3 | 
| Electrical Q factor Qes | 2.63 | 
| Total Q factor Qts | 1.76 | 
| Equivalent volume Vas | 2.3 litres | 
| Effective piston area Sd | 56 cm2 | 
| Dynamically moved mass Mms | 2.2 grams | 
| Force factor Bxl | 2.4 Tm | 
| Inductance of the voice coil L | 0.5 mH | 
| Connections | 6.3 x 0.8 mm (+) 4.8 x 0.8 mm (-) | 
| Temperature range | -40 ... 70 °C | 
| Protective system | IP64 *) | 
 
 
 
