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Visaton Speaker Driver - W 200 S - 8 Ohm HiFi Woofer
Art. No. 9030
Characteristics and Sound Properties
20 cm (8") HiFi woofer with strong drive, extended rear pole plate and 35 mm voice-coil for high power handling. Elastic rubber surround and coated paper cone.
Technical Specifications
| Rated power | 75 W |
| Maximum power | 115 W |
| Nominal impedance Z | 8 Ohm |
| Frequency response (fu: Lower cut-off frequency depending on cabinet) |
fu-6000 Hz |
| Mean sound pressure level | 88 dB (1W/1m) |
| Opening angle (-6 dB) | 48°/4000 Hz |
| Excursion limit | ± 10 mm |
| Resonance frequency fs | 30 Hz |
| Magnetic induction | 1.1 T |
| Magnetic flux | 600 uWb |
| Height of front pole-plate | 5 mm |
| Voice coil diameter | 35 mm |
| Height of winding | 12 mm |
| Cutout diameter | 184 mm |
| Net weight | 1.5 kg |
| DC resistance Rdc | 6.0 Ohm |
| Mechanical Q factor Qms | 3.59 |
| Electrical Q factor Qes | 0.36 |
| Total Q factor Qts | 0.33 |
| Equivalent volume Vas | 70 litres |
| Effective piston area Sd | 214 cm2 |
| Dynamically moved mass Mms | 26 grams |
| Force factor Bxl | 9.0 Tm |
| Inductance of the voice coil L | 2.2 mH |
| Connections | 4.8 x 0.8 mm (+) 2.8 x 0.8 mm (-) |
Recommended Cabinet Sizes
| Volume / Principle | BR Port | fb | fc / QTC |
| 15 litre / closed | - | - | 72 Hz / 0.75 |
| 20 litre / bass reflex | BR 19.24 (length 14 cm) | 45 Hz | - |
| 30 litre / bass reflex | BR 19.24 (length 11 cm) | 39 Hz | - |
| 50 litre / bass reflex | BR 15.34 (length 13 cm) | 33 Hz | - |
fc = System resonance (sealed box system)
QTC = The system's Q at resonance (fc)
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