Beta Three NORM4.4 Professional Class H Amplifier The Norm Series 2U professional amplifiers have been engineered for reliability where full power is required for extended times in fixed installations or portable applications. The innovative clean circuit design ensures high efficiency and convenient operation controls .Norm Series delivers extraordinary performance at unmatched value. Features: Housed in a rugged, all-steel 2U chassis Versatile input / output and cascade matchup Instant MF adjustment ensures superior performance Low distortion, Low noise. High speed amplification obtains clean and powerful sound Operates within 8Ω and 4Ω loads Variable fan speed is automatically adjusted by temperature with front to back air flow for efficient cooling Electronically balanced XLR inputs Touch proof binding post and Speakon outputs Precision indented level controls, power switch Protect, Peak and Signal LEDs indicators for each channel Amplifier protection includes short circuit, overload, excessive temperature, and DC on outputs Specifications: Rated Power (8Ω, @ 1kHz) 4 x 400W Rated Power (4Ω, @ 1kHz) 4 x 650W Max Gain 37.5dB Amplifier Type H Current Consumption (1/8 power 4Ω speaker) 3.2A @230V Max Current Consumption (1/8 power 4Ω speaker) 6.6A @230V THD (@1kHz) <0.025% @8Ω, 20Hz-20kHz IMD (@60Hz/7kHz 4:1) <0.05% @8Ω, 60Hz/7kHz 4:1 Frequency Response <± 0.5dB, 20Hz-20kHz Phase Characteristics <± 15° Damping Factor >300:1 Resolution >80 dB S/N Ratio >106dB(1kHz, A weight) Input Sensitivity 0.775V Input Impedance unbalance>10kΩ, balance >20kΩ Input Connectors 4 x XLR Output Connector 1 x XLR 4 x NL4 4 x Binding post Power Supply AC 220-230V 50Hz/60Hz Cooling airflow from front to back Environment Temperature ) -10℃–40℃(working) -25℃–80℃(storehouse Dimension (W x D x H) 390mm x 483mm x 89mm Net Weight 16kg Gross Weight 17kg
