B & W Dm1400

Discussion in 'Archived Threads 2001-2004' started by Norman L, Jun 12, 2002.

  1. Norman L

    Norman L Second Unit

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    2 - DM1400 bought in 1990 and are in very good condition. These are 31" tall, 10" wide and 11.5" deep and weigh 42 pouund. Frequency Response is 30Hz to 22kHz. Bass response is -6db at 45HZ with flat third octive, response to 35Hz with asymmetrical room loading. Low- Frequency system- Accoustic suspension type, with two active base drives. Drive units: 3, vertical in line. Electronically corrected for minimun inter-unit time delay. Bass/Midrange drivers: BW 150/14, High Range: TZ26
    Crossover & Filter Network: True fourth-order acoustic Butterworth-squared characteristic, computer- optimized to greater than -40db reference 0db level, giving 24db per octive attenuation in the stop band.. Bass driver first order difference filter. Crossover frequency 500Hz and 3kHz. Distortion: 20Hz-200Hz Second Harmonic: less tha 3% Third Harmonic : less tha 1%, 200 Hz-20kHz 2%, .5% respectively.
    Impedence: 8 Ohms. Sensitivity: 86db 1Watt into 8 Ohms. Power Handling: 30 watts into 8 Ohms , No upper limit because of electronic overload protection device.
    Finish: Black Ash, Original Price $1000
    $300 plus shipping

    SHIPPING: Actual UPS
     
  2. Norman L

    Norman L Second Unit

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    Any Interest?
     
  3. Norman L

    Norman L Second Unit

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    Will accept highest offer.
     
  4. Norman L

    Norman L Second Unit

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    Any interest at $250
     

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