B&W DM 640i

Data

General

• Manufacturer: B&W
• Model: DM 640i
• Years of manufacture: 1993-1994
• Made in: England
• Color: Black Ash, Walnut Vinyl
• Dimensions: 965 x 236 x 407 mm (H x W x D)
• Weight: 24 kg
• Original price approx:

Technical data

• Type: 3-way bass reflex, floorstanding speaker
• Chassis:
  • woofer: 2x 200 mm

midrange driver: 1x 160 mm (Kevlar fabric cone)

• • tweeter: 1x 26 mm (dome tweeter)
• Power handling (nominal/music):
• Recommended amplifier power: 25 - 150 W
• Efficiency: 91 dB (2.83 V, 1 m)
• Frequency response: 46 - 20,000 (±2 dB)
• Transitional ranges: 300 / 3,000 Hz
• Impedance: 4 Ohm

Special Features

Remarks

Other models in the same series:

• DM 600i
• DM 610i
• DM 620i
• DM 630i
• DM 640i