McIntosh MC2100 Power Amp – $1450

Specifications

Power Output: 105 watts per channel into 8 ohms (stereo) or 210 watts into 8 ohms (mono).

Frequency Response: 20Hz to 20kHz with a variation of +0 -0.25dB.

Total Harmonic Distortion: 0.25%.

Damping Factor: 14.

Input Sensitivity: 0.5V.

Signal to Noise Ratio: 90dB.

Speaker Load Impedance: 4Ω to 16Ω (stereo) and 2Ω to 8Ω (mono).

Input Impedance: 200k ohms.

Dimensions: 7-3/4″ H x 11-3/4″ W x 17″ D.

Weight: 57 lbs.

Manufactured: 1969-1977.