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MOMENTUM
M400 MONOBLOCK
& S250 STEREO
AMPLIFIER
OWNER'S MANUAL

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Summary of Contents for Dan D'Agostino MOMENTUM M400 MONOBLOCK

  • Page 1 MOMENTUM M400 MONOBLOCK & S250 STEREO AMPLIFIER OWNER’S MANUAL...
  • Page 2 Thank you again for your support, and I hope you enjoy your new amplifier as much as I enjoyed designing it! “ Musical, warm sounding and authoritative. My best work.” Sincerely, The Team from Dan D’Agostino Master Audio Systems DAN D'AGOSTINO Founder, and Chief Designer of Dan D’Agostino Master Audio Systems...
  • Page 3: Legal Notifications

    LEGAL NOTIFICATIONS UNPACKING AND INSTALLATION Unpacking the Momentum amplifier from the Pelican case Dan D’Agostino Master Audio Systems is a registered trademark of Dan D’Agostino Master Audio Two adults are recommended for lifting the nearly 100-pound amplifier from the Pelican case. Systems.
  • Page 4: Front Panel

    MAKING CONNECTIONS TO THE MOMENTUM AMPLIFIER Speaker cables Install the speaker cables first. We recommend the use of high-quality cables terminated with spade or ring lugs that will fit the Momentum amplifier’s binding posts. We advise against the use of pin connectors, banana plugs, or bare-wire connections. Note that the positive (+) binding post has a red ring and the negative (-) binding post has a black ring.
  • Page 5 Momentum 400 Monoblock shown...
  • Page 6: Operation

    OPERATION If dust or other contaminants or objects collect around the heat sink venturis or the vents at the top and bottom of the amplifier, remove small objects by hand and use a shop vacuum or hand vacuum to remove the dust. Use a brush attachment on the vacuum to avoid scratching the Initial power-up of the amplifier amplifier’s surface.
  • Page 7 Sound comes from only one channel Follow the below steps in order. If one of these fixes the problem, stop there and ignore the others. 1. Check to make sure the power meters on the amplifier is illuminated. If the amplifier’s meter is not illuminated, follow the troubleshooting steps under “Amplifier will not power up”...
  • Page 8: Specifications

    MOMENTUM AMPLIFIER SPECIFICATIONS M400 Monoblock S250 Stereo LIMITED WARRANTY Finish Silver Silver Black Black D’Agostino LLC warrants the Momentum amplifier against manufacturing defects and defects Custom finishes available Custom finishes available in materials for five years from the date of retail purchase or six years from the original date of upon request upon request manufacture from an authorized Dan D’Agostino Master Audio Systems dealer, subject to the...
  • Page 9 Handmade and built by hand in the USA using USA machinists, vendors and parts procurement. For more information about Dan D’Agostino Master Audio Systems, please visit: www.dandagostino.com © 2020 Dan D’Agostino Master Audio Systems, LLC. All rights reserved.

This manual is also suitable for:

Momentum s250 stereo

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