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Mark Levinson No.23.5 power amplifier Specifications
Description: Solid-state stereo power amplifier. Rated power output: 200Wpc continuous into 8 ohms (23dBW) with less than 0.1% THD, 400Wpc continuous into 4 ohms (23dBW) with less than 0.2% THD, both from 20Hz–20kHz, both channels driven. Damping factor: greater than 600 at 50Hz, 8 ohms (equivalent to an output impedance of 0.013 ohms). Frequency response: 4Hz–140kHz, —dB. Input impedance: 50k ohms shunted by 1.5nF. Voltage gain: 26dB (load not defined). Input sensitivity: 141mV for 1W output.
Dimensions: 19" (483mm) W by 8.25" (210mm) H by 15.7" (399mm) D. Shipping weight: 105 lbs (48kg).
Serial number of sample reviewed: 5001.
Price: $5900 (1991); no longer available (2007). Approximate number of dealers: 65.
Manufacturer: Madrigal Audio Laboratories, Middletown, CT (1991). Harman Specialty Group, 3 Oak Park Drive, Bedford, MA 01730-1413. Tel: (781) 280-0300. Fax: (781) 280-0490. Web: www.marklevinson.com (2007).