Solid State Power Amp Reviews

Description: Mono class-A power amplifier with "Smart Current" biasing. Analog inputs: 3-pin XLR. Digital inputs: USB (for software updates). Loudspeaker outputs: two stereo pair 0.025" (6mm) binding posts for biwired loudspeakers. Maximum input voltage: 1.14V for maximum rated output at full rated power. Power output: 250W continuous into 8 ohms (24dBW), 350W peak power into 8 ohms, 600W peak power into 4 ohms, 750W peak power into 2 ohms. THD, 8 or 4 ohms, 250W: 0.002%, 20kHz: 0.01% THD, 2 ohms 250W: 0.0003%, 20kHz: 0.02%. Equivalent input noise, 20kHz: 2.2µV. Maximum analog gain: 26dB. Frequency response, 20Hz–20kHz: +0.00, –0.04dB; 0.015Hz–150kHz: –3dB. Power consumption: 800W max, 60W idle, 10W standby.
Dimensions: 18" (457mm) W × 16.6" (422mm) D × 7.2" (183mm) H. Weight: 54lb (24.5kg). Shipping dimensions: 24" (610mm) W × 23" (590mm) D × 14" (360mm) H. Shipping weight: 63lb (28.6kg).
Finish: Silver anodized aluminum.
Serial numbers of units reviewed: 14142, 14182. Manufactured in the United States.
Price: $47,000/pair. Approximate number of US dealers: 20. Warranty: 5 years.
Manufacturer: Boulder Amplifiers, Inc., 255 S. Taylor Ave., Louisville, CO 80027. Tel: (303) 495-2267. Web: boulderamp.com.