Tube Preamp Reviews

C1000T: tube preamplifier. Tube complement: eight 12AX7. Frequency response: 10Hz–20kHz, +0/–0.5dB. THD: 0.08%, 20Hz–20kHz (no level quoted). Signal/noise ratios: high level: 93dB (ref. 2.5V output unbalanced, 5V balanced); phono, 80dB(ref. 10mV input, MM; 1mV input, MC). Maximum output: 8V RMS single-ended, 16V RMS balanced. Output impedance: 220 ohms. Maximum input levels: 5V single-ended, 10V balanced, high level; 50mV (MM), 5mV (MC), phono. Sensitivity, high level, for 2.5V output: 450mV (high level), 4.5mV (MM), 0.45mV (MC).
Serial Number Of Unit Reviewed: WG1060.
Weight: 34 lbs (15.4kg).
Price: $9000.

C1000P: solid-state preamplifier. Frequency response: 10Hz–40kHz , +0/–0.5dB. THD: 0.002%, 20Hz–20kHz (no level quoted). Signal/noise ratios: high level: 100dB (no reference level given); phono, 88dB(no reference level given). Maximum output: 12V RMS single-ended, 25V RMS balanced. Output impedance: 220 ohms. Maximum input levels: 5V single-ended, 10V balanced, high level; 50mV (MM), 5mV (MC), phono. Sensitivity, high level, for 2.5V: 450mV, 4.5mV (MM), 0.45mV (MC).
Serial Number Of Unit Reviewed: WH1057.
Weight: 33 lbs (15kg).
Price: $9000.

C1000C: Configurable control unit and power supply for C1000T and C1000P.
Serial Number Of Unit Reviewed: WF1095.
Weight: 39 lbs (17.7kg).
Price: $8000.

All Three
Dimensions: 17.5" (445mm) W by 6" (152mm) H by 24" (610mm) D.
Approximate Number Of Dealers: 90.
Manufacturer: McIntosh Laboratory, Inc., 2 Chambers Street, Binghamton, NY 13903-2699. Tel: (800) 538-6576, (607) 723-3512. Fax: (607) 724-0549. Web: www.mcintoshlabs.com.