B&W Bowers And Wilkins DM550

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Specifications

Frequency Range:   56 Hz to 30 kHz (-6 dB points)

Bass Loading:   Second-order closed box alignment

Frequency Response:   75 Hz –  20 kHz,  ±2,5 dB on reference axis

Dispersion:   20 Hz to 15 kHz

Vertical :   ±2 dB over 10° arc

Horizontal :   ±2 dB over 40° arc

Sensitivity:   87 dB (2,83 V/ 1 m)

Distortion (For 90 dB at 1 m)

Second Harmonic : Less than 3% at 20 Hz to 200 Hz Less than 1% at 200 Hz to 20 kHz

Third Harmonic: Less than 2% at 20 Hz to 200 Hz Less than 1% at 200 Hz to 20 kHz

Impedance: Nominal 8 Ω  (not faling below 4 Ω )

Crossover:   third-order acoustic response low-pass and high-pass

Drive Units:

1 x 26mm high-frequency with aluminium dome, One 26mm coil on aluminium former, wound with polymide resin and heat cured 1 x 160mm bass/midrange with composite short fibre, 26mm coil on high temperature former, wound with polymide resin and heat cured

Power Handling:   Suitable for amplifiers with 10 W to 75 W output

Dimensions (H x W x D):   352 x 204 x 243 mm

Weight:   5,5 kg