Stewart Audio DA-70-4

Stewart Audio's Compact Series Power Amplifiers are designed to meet the needs for high quality Commercial, Industrial and Professional Audio sound installations. The Digital Compact Series was specifically designed to meet the rigorous requirements of sonic accuracy, high efficiency, low power consumption, and extended duty cycles in a very compact Half Rack Package. Two units (up to 8 channels) may be rack mounted in a 1U package.

Features:

• Ultra Efficient All Digital Design
• Switch Mode Power Supply
• Convection Cooled (no Fans)
• Very Low Power Consumption
• Multi-Channel Compact Half Rack Package
• Optimized to drive both 4 & 8 Ohm loads
• World Class Reliability
• Rack Mount Up to 8 CH in 1U Space
• 3 Year Parts and Labor Warranty

Specifications:

• 8 Ohm Stereo Power: 35 Watts/Ch
• 4Ohm Stereo Power: 70 Watts/Ch
• Frequency Response (+0, -.5dB, 1W): 20 Hz-20kHz
• Full Power Bandwidth (20 Hz-20kHz: + - .5dB
• Signal to Noise: >85dB
• THD+N: < .2%
• Input Sensitivity: 1V (0 dBV)
• Standard Voltage Gain: 17X (25dB)
• Input Impedance (Balanced / Unbalanced): 10k Ohms/5k Ohms
• Class: Damped Ternary Modulation
• Input Connectors: Phoenix Type
• Output Connectors: Phoenix Type
• Power Supply: High Speed Switching
• Cooling: Convection-Cooling (No Fans)
• Controls: Power on/off, Channel Gain
• LED Indicators: Power & Clip
• Construction: Steel & Aluminum Chassis
• Operating Voltage: Non-PFC units 120 VAC; PFC Units 90VAC-240VAC
• Dimensions: 1.75"H x 8.26"W x 10.6" D
• Max Weight: 3.4 lbs
• Warranty: 3 years Parts & Labor