Sidebar 2: Specifications
Description: Hybrid class-D monoblock power amplifier. One 12AU7 vacuum tube, ICEedge ouput module. Inputs: 1 balanced (XLR), 1 single-ended (RCA), DC trigger. Outputs: 2 pair five-way binding posts. Output power (1kHz, 1% THD): 600W into 8 ohms, 1200W into 4 ohms (both 27.8dBW). Frequency response (2.8V RMS into 4 ohms): 10Hz–45kHz, ±3dB. Voltage gain: 30.5dB, ±0.5dB. Sensitivity: 2.08V for rated output power. Input impedance: single-ended, 50k ohms; balanced, 100k ohms. Damping factor (50Hz, 2.8V RMS), 8 ohms: >1100; 4 ohms: >550. THD: 0.005% (1kHz, 1W, 4 ohms); 0.02% (1kHz, 150W, 4 ohms). Signal/noise: >112dB ref. 1kHz at rated power. Power consumption: 27W (idle), 209W (1/8 power into 4 ohms); 1.55kW (into 4 ohms at rated power output). All measurements for Specifications conducted via the balanced input.
Dimensions: 17" (430mm) W × 3.75" (95.25mm) H × 13" (330mm) D (including feet, connectors, knobs). Weight: 27lb (12.24kg) net, 29lb (13.1kg) shipping.
Finishes: Black, Silver.
Serial numbers of units reviewed: S12-A1-0G0032/33. "Built in Boulder, Colorado."
Price: $5998/pair. Sold factory direct.
Manufacturer: PS Audio, 4826 Sterling Dr. Boulder, CO 80301. Tel: (720) 406-8946. Web: psaudio.com.
Dimensions: 17" (430mm) W × 3.75" (95.25mm) H × 13" (330mm) D (including feet, connectors, knobs). Weight: 27lb (12.24kg) net, 29lb (13.1kg) shipping.
Finishes: Black, Silver.
Serial numbers of units reviewed: S12-A1-0G0032/33. "Built in Boulder, Colorado."
Price: $5998/pair. Sold factory direct.
Manufacturer: PS Audio, 4826 Sterling Dr. Boulder, CO 80301. Tel: (720) 406-8946. Web: psaudio.com.
