PS Audio HCA-2 power amplifier Specifications

Sidebar 3: Specifications

Description: Solid-state, two-channel "Hybrid class-A" power amplifier with class-D switching ("SDAT") output stage. Inputs: 2 pairs line-level (1 pair RCA, 1 pair XLR). 4 WBT multiway binding posts. Power output: 150Wpc into 8 ohms (21.8dBW), 225Wpc into 4 ohms (20.5dBW), 275Wpc into 2 ohms (18.3dBW). Frequency response: 10Hz-20kHz, ±0.5dB. THD+N: <0.2% at full rated power into 8 ohms (1kHz). Input sensitivity for full output: 1.15V. Input impedance: 100k ohms. Voltage gain: 30dB.
Dimensions: 17" W by 4.5" H by 14" D. Weight: 35 lbs.
Serial number of unit reviewed: AM-2A164.
Price: $1695. Approximate number of dealers: 85, plus direct. Warranty: 3 years.
Manufacturer: PS Audio, 4824 Sterling Drive, Boulder, CO 80301. Tel: (877) 772-8340. Outside US: (720) 406-8946. Fax: (720) 406-8967. Web: