B&W DM 640i specifications
Category : Speakers
General
Tech nical data
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- Manufacturer: B&W
- Model: DM 640i
- Years of construction: 1993-1994
- Manufactured in: England
- Color: Ash black, Walnut Vinyl
- Dimensions: 965 x 236 x 407 mm (H x W x D)
- Weight: 24 kg
- Factory price approx.:
- Type of construction: 3-way bass reflex, floorstanding speaker
- Chassis:
- Woofer: 2x 200 mm
- Midrange driver: 1x 160 mm (Kevlar fabric membrane)
- Tweeter: 1x 26 mm (dome)
- Load capacity (nominal/music b.):
- Recommended amplifier power: 25 - 150 W
- Efficiency: 91 dB (2.83V, 1 m)
- Frequency response: 46 - 20,000 (±2 dB)
- Transition ranges: 300 / 3,000 Hz
- Impedance: 4 ohms
- Woofer: 2x 200 mm
- Midrange driver: 1x 160 mm (Kevlar fabric membrane)
- Tweeter: 1x 26 mm (dome)
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B&W DM 640i relate
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