E 2:2 High Efficiency Audio Amplifier

The E 2:2 is a sophisticated audio amplifier that excels in energy efficiency, ensuring low lifetime ownership costs. Its smart design keeps current draw minimal during operation, even at high output levels, and drastically reduces power usage during idle periods. The amplifier meets stringent Energy Star certification standards, embodying Lab Gruppen’s reputation for pristine audio performance and robust power output.

Key Features

• 200 W amplifier with 2 flexible output channels in a compact 1 rack unit saves space and reduces system cost.
• Energy Star certified for outstanding energy efficiency and low operational costs.
• IntelliDrive technology allows operation in 70 V constant voltage or low impedance (2, 4, and 8 Ohms) modes.
• Asymmetric channel loading supports mixed impedance loads, improving system efficiency and inventory use.
• High efficiency minimizes heat generation, easing installation demands on mains distribution and cooling.
• State-of-the-art Class-D amplifier technology ensures unmatched performance.
• Integrated fail-safe circuit protection guarantees operation under challenging conditions.
• Auto-standby and auto-power-on features reduce power consumption to below 1 W when idle.
• Rail Sense Limiter (RSL) reduces signal clipping, enabling easy setup for various loads.
• Selectable 50 Hz high pass filter per channel via rear panel switch.
• Simple commissioning with rear panel attenuation knob and signal LED per channel.
• Temperature-controlled fan ensures efficient cooling with front-to-back airflow.
• Aluminum front panel with indicators for power, temperature, and per-channel signal and limit LEDs.
• GPIO connector for advanced system integration, including power management and status indicators.
• Balanced analog inputs and amplifier outputs on detachable screw terminals for high-quality connectivity.

Specifications