Dan D'Agostino Momentum Owner's Manual
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Dan D'Agostino Momentum Owner's Manual

Monoblock amplifiers
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MOMENTUM
MONOBLOCK
AMPLIFIER
OWNER'S MANUAL

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Summary of Contents for Dan D'Agostino Momentum

  • Page 1 MOMENTUM MONOBLOCK AMPLIFIER OWNER’S MANUAL...
  • Page 2 It took a lot of work to achieve this spec without aff ecting the sound quality of the Momentum amplifi er in any way, but I think the result was well worth the eff ort. I believe so much in this amplifi er that I put my signature on the front of it—the fi rst time in my long career that I’ve done this.

  • Page 3: Legal Notifications

    LegaL notiFications Dan D’Agostino Master Audio Systems is a registered trademark of D’Agostino LLC. The information in this owner’s manual is subject to change without notice. Current Version 1.1 of this manual was produced by the Dan D’Agostino LLC engineering, sales and marketing departments.

  • Page 4: Package Contents

    Installation requirements The surface that will support the Momentum monoblock amplifier must be capable of safely supporting the nearly 100-pound weight of each amplifier. Adequate ventilation must be provided for the amplifier. There should be at least 3 inches of clearance on each side of the amplifier and 3 inches of clearance at the top, and the bottom vents of the amplifier must not be obstructed by thick carpet, dust, etc.

  • Page 5: Front Panel

    FRont PaneL Power meter Heat sink venturis Top panel vents Power button ReaR PaneL 12-volt on/off trigger input 12-volt trigger output Three-position toggle switch for power meter brightness Three-position toggle switch for power meter sensitivity and on/off Speaker cable binding posts XLR audio input Fuse holder drawer IEC AC power connector...

  • Page 6: Speaker Cables

    AC plug at the other end. You may use a different power cord with the Momentum amplifier if you wish, as long as it is tipped with a 15-amp IEC connector and a three-conductor AC plug.

  • Page 7: During Operation

    150-watt sensitivity. In the center position, the meter will read 300-watt sensitivity. Maintenance The Momentum amplifier requires no user maintenance other than to keep it clean and ensure that the vents remain unobstructed. To clean the amplifier, first disconnect the AC plug. Spray a small amount of the supplied cleaning solution onto the supplied microfiber cloth and gently wipe the amplifier’s surface.

  • Page 8: Troubleshooting

    tRoubLeshooting Amplifier will not power up If the front meter is not illuminated, follow the procedure outlined below. If one step succeeds in activating the power, stop there and ignore the other steps. Push the power switch on the front underside edge of the amplifier. Check to make sure the AC cord is plugged into the wall outlet.
  • Page 9 Front meter is illuminated but you hear no sound (cont.) If you have a spare pair of interconnect cables (even cheap ones will work temporarily), try using them instead of the interconnect cables between the source device and the preamp and between the preamp and the amplifier. If this restores sound, replace the defective cables.
  • Page 10 Sound seems unclear or unfocused Follow the below steps in order. If one of these steps fixes the problem, stop there and ignore the other steps. Play a CD (not a record) of a vocalist and sit in your usual listening position, which should be equidistant from each speaker and typically 8 to 15 feet away from them.

  • Page 11: Limited Warranty

    MoMentuM MonobLock aMPLiFieR LiMited waRRanty D’Agostino LLC warrants the Momentum monoblock amplifier against manufacturing defects and defects in materials for five years from the date of purchase from an authorized Dan D’Agostino Master Audio Systems dealer, subject to the conditions listed below: The warranty covers only new products purchased from an authorized D’Agostino LLC dealer.
  • Page 12 S P E C I F I C A T I O N S 300 watts @ 8Ω / 600 watts @ 4Ω / 1,200 watts @ 2Ω Power 1 Hz to 200 kHz, -1 dB / 20Hz to 20 kHz, ±0 dB Frequency Response (300 watts @ 8Ω) .03% @ 1 kHz...

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