Master Audio Systems

Dan D'Agostino

The Brand

Where art meets amplification.

Dan D'Agostino doesn't just design amplifiers — he sculpts them. Drawing inspiration from Swiss watchmaking and fine automotive engineering, every D'Agostino component is a fusion of extraordinary sonic performance and industrial art. The signature copper heat sinks, the Breguet-inspired power meters, the precision-machined chassis — each detail serves both form and function.

Founded in 2009 by the legendary audio engineer behind Krell Industries, Dan D'Agostino Master Audio Systems builds every component by hand at their facility in Cave Creek, Arizona. From the accessible Pendulum integrated to the awe-inspiring Relentless monoblocks, D'Agostino amplifiers deliver power with a grace and musicality that is uniquely their own.

AudioConcepts carries the full D'Agostino range — from the Pendulum through the flagship Relentless. We pair D'Agostino electronics with Wilson Audio, Sonus faber, and other world-class loudspeakers in our demonstration rooms, so you can hear what this level of amplification does for the speakers you're considering. Come experience the difference that real power and real engineering make.

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Full Range Available

From Pendulum through Relentless, we carry the complete D'Agostino lineup. Hear the differences between the tiers in our dedicated listening rooms before you commit.

Speaker Pairing Expertise

D'Agostino amplifiers are at their best when matched with the right loudspeakers. We'll help you find the pairing that delivers the performance and synergy you're after.

Proper Installation

These are substantial, high-current components that demand proper setup — dedicated circuits, quality power delivery, and careful system integration. We handle all of it.

Authorized Dealer Support

Full factory warranty, authorized service, and a direct relationship with the D'Agostino team. Your investment is protected for the long term.