Boulder500AEBoulder 500AE Balanced AmplifierBoulder 500AE power amplifier Specifications Sidebar 1: Specifications Description: Solid-state stereo power amplifier. Power output (continuous): 150W into 8 ohms (21.8dBW), 250W into 4 ohms (21...1500.00

Boulder 500AE Balanced Amplifier [Expired]


no longer for sale

Boulder 500AE power amplifier Specifications Sidebar 1: Specifications Description: Solid-state stereo power amplifier. Power output (continuous): 150W into 8 ohms (21.8dBW), 250W into 4 ohms (21dBW), 325W into 2 ohms (19.1dBW), 500W mono into 8 ohms (27dBW). THD at rated power: 0.0015% up to 2kHz, 0.005% at 20kHz. Slew rate: 35V/µs stereo, 70V/µs mono. Voltage gain: 26dB stereo, 32dB mono (no load specified). Frequency response: 20Hz–20kHz, +0.0, –0.04dB; –3dB at 0.015Hz and 200kHz. Peak current: 50A. Damping factor: 800 below 1kHz (equivalent to an output impedance of 0.01 ohms). Input impedance: 33k ohms unbalanced, 12k ohms balanced. Dimensions: 17" W by 7" H by 15.5" D. Weight: 51 lbs. Price: $3499 (1991), $3999 (1992); no longer available (2008). Approximate number of dealers: 15. Manufacturer: Boulder Amplifiers, Inc., 3235 Prairie Avenue, Boulder, CO 80301. Tel: (303) 449-8220. Fax: (303) 449-2987. Web: www.boulderamp.com. Amplifier in excellent to near mint condition with the exception of one small ding on the lower right corner of the faceplate that is hard to see unless you are looking up from the floor. Next best thing to the $20K new Boulders.
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