Vintage McIntosh C24 // Solid-State Preamplifier / Professionally Serviced

One of the most classic McIntosh preamps, the C24, is also one of the most beautiful sounding. This example was built mid-1965, and could well be regarded as a survivor. Tested with flying colors.

RESTORATIONS

• Full 30-point service check
• Cleaned controls, switches, and chassis
  

SPECS

Response 20-20kHz (+0 -0.5dB)

Distortion 0.1%. Noise and hum -75dB aux, -60dB phono

Output rated 2.5v, 10v max

Input sensitivity and impedance aux 0.20V at 250k, phono 2mV at 47k. L+R out 2.5v with control (+6 -6 dB re main output)

Tone controls dual concentric bass and treble each +18 -18dB

Loudness flat to max. LF filter 50Hz at 12dB/octave

HF filter 5kHz at 12dB/octave

Phase switch left channel speaker line

Dimensions 16"w x 5-7/16″H, 16″w x 11″D

Weight 17 lbs.