Sidebar 1: Specifications
Description: Two-channel, hybrid (tubed and solid state), dual-chassis analog preamplifier with phono stage. Vacuum tube complement: six 12AX7A, four 12AT7. Line inputs: six balanced (XLR), four unbalanced (RCA). Phono inputs: two (RCA). Outputs: two balanced (one solid state, one tubed, XLR), one unbalanced fixed, one unbalanced variable (RCA), one headphone (¼", selectable impedance). Input impedance: 50k ohms balanced, 25k ohms unbalanced. Maximum output voltage: 20V RMS balanced, 10V RMS unbalanced. Frequency response: 20Hz–20kHz, +0, –0.5dB; 10Hz– 100kHz, +0, –3dB. THD: 0.005% line, 0.05% phono. S/N ratio: 107dB line inputs, 83dB moving magnet phono input, 79dB moving coil phono input. Output gain: 15dB line, 40–64dB phono. (Measured at 5mV input, 47.5k ohm loading, 40dB gain. MC specifications were measured at 0.5mV input, 1k ohm loading, 64dB gain.) Supplied accessories: remote control, module umbilical connectors.
Dimensions: Both modules: 17.5" (445mm) × 6" (152mm) × 18" (457mm). Weight: 27lb, 25lb.
Finish: Black.
Serial numbers of units reviewed: Preamplifier chassis, AKE1551; control chassis, AKD1646. Designed and manufactured in USA.
Price: $16,000. Approximate number of dealers: More than 200. Warranty: Three years, nontransferable.
Manufacturer: McIntosh Laboratory, Inc., 2 Chambers St., Binghamton, NY 13903. Tel: (607) 723-3512. Web: mcintoshlabs.com.
Dimensions: Both modules: 17.5" (445mm) × 6" (152mm) × 18" (457mm). Weight: 27lb, 25lb.
Finish: Black.
Serial numbers of units reviewed: Preamplifier chassis, AKE1551; control chassis, AKD1646. Designed and manufactured in USA.
Price: $16,000. Approximate number of dealers: More than 200. Warranty: Three years, nontransferable.
Manufacturer: McIntosh Laboratory, Inc., 2 Chambers St., Binghamton, NY 13903. Tel: (607) 723-3512. Web: mcintoshlabs.com.
