Designed for analog-obsessed audiophiles, the 150-watt 2-channel MC1502 tube amplifier from McIntosh delivers unrivaled warmth and impressive punch with its arsenal of vacuum tubes: eight KT88 output vacuum tubes—four assigned to each stereo channel. It also has eight small signal tubes: four 12AX7A and four 12AT7 vacuum tubes; two of each dedicated to each audio channel. Patented transformer technology allows playback through 2, 4, or 8 ohm speakers.