Introduced in 1968, the original McIntosh MC3500 was a single-channel vacuum tube amplifier capable of delivering over 300 ...

McIntosh Laboratory ... the C55 and C2800 offer a lot of flexibility for connecting to power amplifiers. Their design allows for bi-amping configurations and personalized audio experiences.

In addition to those Class D amps and the LD/HP circuits the PS1K also features McIntosh's Power Guard, which uses photo-optics to react in the tiniest fraction of a second to regulate the power ...