McIntosh MC2155 (1981–1987)

Name: Mcintosh MC2155
Brand: Mcintosh

A 2-channel solid-state power amplifier made in the USA, rated at 150 watts per channel.

Overview

The McIntosh MC2155 is a stereo power amplifier that McIntosh built in the USA from 1981 to 1987. It puts out 150 watts per channel into two channels, or 300 watts in mono mode. It has the blue VU meters McIntosh is known for, and it was sold as a high-performance amp in the early 1980s. Power Guard technology keeps it from clipping and protects the speakers.

Specifications

Power output	150 Watts per channel (x2), 300 Watts mono (x1)
Frequency Response	20Hz to 20kHz (+0, -0.25dB)
Signal to Noise Ratio	95dB
Dimensions	138 x 406 x 368mm (5.43 x 16 x 14.49 inches)
Weight	29.5kg (65lbs)
Original Price	$2295

Design

The front panel carries the blue VU meters common to McIntosh gear. Power Guard protection is there to prevent distortion and keep the connected speakers safe.

Market

One unit listed at $2,599 was noted as being in good condition, with a fair market value around $2,400. Another, sold earlier in Japan, was listed at Yen 238,000 and had been maintained in July 2012, including capacitor replacement. One user question notes the amplifier can be slow to power on.