Dan D’Agostino’s Momentum Z Monoblock pushes the Momentum platform forward with regulated power delivery, revised circuitry, extreme output—and a price that firmly places it in the ultra high-end.

The AMP 30 carries the same clean, restrained exterior design language seen on the AV 20 and Marantz CINEMA Series AVRs, though in a slimmer chassis. Its signature front panel porthole display is more ...

Rotel is a revered Japanese hi-fi manufacturer with a history dating back more than 60 years. It’s best known for its high-end amplifiers that are designed for audiophiles with pretty deep pockets.

Combining a detailed, articulate presentation with a broad set of features, the Mark Levinson No.5805 is worth a look for ...

Most operational amplifiers (op amps) have input and output electrostatic discharge (ESD) protection diodes, as shown in Figure 1. These diodes are designed for protection from ESD damage during ...