Dan D’Agostino MAS Progression M550 And S350 Amplifiers

Dan D’Agostino Master Audio Systems has announced the second generation of Progression Series Amplifiers. First shipped in 2016, the new Progression models take advantage of technology advancements and circuit concepts utilized in the flagship Relentless Mono Amplifier. The new Progression M550 mono amplifier and S350 stereo amplifier ($44,950 per pair and $25,950 respectively) feature improved cooling ability to keep the internal circuitry operating efficiently, all the way to full output. Their Progression M550 monoblock features upgrades to the input stage, output stage, and heat sink design to deliver 550 Watts into 8 Ohms, doubling to 1100 Watts into 4 Ohms (doubling to 2200 Watts into 2 Ohms). The Progression S350 stereo amplifier outputs 350 Watts per channel into 8 Ohms and then doubles to 700 and 1400 into 4 and 2 Ohms respectively.