Audio ResearchDS225Audio Research DS225 Power Amp in SilverExcellent power amp in near perfect condition. Basic Specs from ARCDB website: – Power Output: 225 watts per channel into 8ohms, 1% THD. 360W per channel into 4ohms, both channels driven – Frequen...1795.00

Audio Research DS225 Power Amp in Silver [Expired]


no longer for sale

Excellent power amp in near perfect condition. Basic Specs from ARCDB website: – Power Output: 225 watts per channel into 8ohms, 1% THD. 360W per channel into 4ohms, both channels driven – Frequency Response: (-3db points at 1W) 5Hz to 55kHz – Input Sensitivity: 2.15V RMS for rated output (26dB Gain) single-ended or balanced. – Input Impedance: 150K ohms single-ended, 300k ohms balanced differential – Output Regulation: 0.06dB 8ohm loaded to open circuit (Damping factor 167) – Power Requirements: 100-125VAC 60Hz (200-250VAC 50Hz) 488 watts at rated output (225WPC into 8ohms) 758 watts at 360WPC into 4ohms, 35 watts idle, standby 1W
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