Marantz SM-11S1 Reference power amplifier Specifications

Sidebar 1: Specifications

Description: Solid-state, stereo power amplifier, bridgeable for mono operation. Inputs: 1 pair unbalanced (RCA), 1 pair balanced (XLR). Outputs: 2 pairs of speaker binding posts. Rated output power: 110Wpc, both channels driven into 8 ohms (20.4dBW); 220Wpc, both channels driven into 4 ohms (20.4dBW); 420W bridged into 8 ohms (20.1dBW). Frequency range (at 1W, 8 ohms): 5Hz–120kHz. Input impedance (balanced, unbalanced): 22k ohms. Input sensitivity (balanced, unbalanced): 2.0V. Voltage gain: 17dB (gain setting –6dB), 23dB (gain setting 0dB), 29dB (gain setting +6dB). Signal/noise ratio (IHF-A network, ref 1W, 8 ohms): 101dB balanced, unbalanced. Power consumption: 380W.
Dimensions: 17.2" (440mm) W by 6.6" (168mm) H by 16.7" (429mm) D. Weight: 56.6 lbs (26.6kg).
Serial Number Of Unit Reviewed: 20000742000006.
Price: $3999.99. Approximate number of dealers: 500. Warranty: 3 years, nontransferable.
Manufacturer: Marantz America, Inc., 100 Corporate Drive, Mahwah, NJ 07430. Tel: (800) 654-6633. Fax: (201) 762-6686. Web:

Marantz America, Inc.
100 Corporate Drive
Mahwah, NJ 07430
(800) 654-6633